a regional director responsible for business development in the state of pennsylvania is concerned about the number of small business failures. if the mean number of small business failures per month is 14, what is the probability that exactly 5 small businesses will fail during a given month? assume that the probability of a failure is the same for any two months and that the occurrence or non occurrence of a failure in any month is independent of failures in any other month. (round your answer to four decimal places.) g

Answers

Answer 1

The probability that exactly 5 small businesses will fail during a given month 0.0037268.

The Poisson distribution would be used to calculate the likelihood that different counts of the same event will occur within a constrained time period. It is viewed as a discrete distribution since it evaluates counts. The distribution displays identical mean and dispersion values.

The pmf of the Poisson distribution is

\(p(x)=\frac{e^{\lambda} \lambda^{x}}{x!}\)

The mean total number of small business failures λ=14

Let x represent the number of failed small businesses in a given month.

X~P(14)

X follows the Poisson distribution since the likelihood of failure stays constant for two months and the mean number of failures per month is 14.

The likelihood that precisely four small firms would fail in a given month must be calculated.

P(X=5)

\(P(X=5)= \frac{e^{14} \ 14^{5}}{5!}\)

P(X=5)= 0.44721/5!

P(X=5)=0.0037268.

In a month there is 0.0037 that is 3.7% probability that a small business fail.

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Related Questions

(-8)^2 pls help me... I need to answer the last question

Answers

it’s +64 bc a negative times a negative becomes a positive and 8x8 is 64

Select the correct answer. wanda is a cake designer with a specialty in rectangular silk screen photo cakes. for every cake that she makes, the width of the cake is 4 inches more than the width of the photo in the center of the cake, and the length of every cake is two times its width. the area of the cake wanda is currently working on is at least 254 square inches. if x represents the width of the photo, which inequality represents this situation? a. b. c. d.

Answers

The equation representing the inequality is 2·x² + 16·x + 32 ≥ 254

The width of the photo on the cake is x.

The dimensional relationship mentioned between the dimensions of the cake & the photo on the cake mentioned in the question are:

Width of cake = Width of photo + 4 inches

i.e., W = x + 4

And, Length of the Cake is twice the Width of the cake

i.e., L = 2*W

Also, It is mentioned that the Area of the Cake is 254 sq inches.

We know Formula to calculate the Area of a rectangle is :

          =>   Area = Length * Width

          =>   254  ≤ 2*W * (x+4)     =>   254 ≤ 2(x+4)*(x +4)

          =>   2·x² + 16·x + 32 ≥ 254

Hence, The inequality representing this case is 2·x² + 16·x + 32 ≥ 254

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by what percentage did the high temperature increase from 76to 84 ? round your answer

Answers

Answer:0.105

Step-by-step explanation:

84-76=8

8/76=0.105

t + 4 = 6 pleaseeeeeeeee

Answers

Answer:

t=2

Step-by-step explanation:

Answer:

t=2

Step-by-step explanation:

t=6-4

t=2

Sami needs to order concrete for a driveway . The driveway will be 14 feet wide , 24 feet long , and 0.5 feet thick How many cubic yards of concrete will Sami need to order ?

Answers

Solution

We need to find the volume

\(Volume=lwh\)

From the question, we have

\(\begin{gathered} w=14ft \\ l=24ft \\ h=0.5ft \end{gathered}\)

Subtituting the value, we have

\(\begin{gathered} Volume=lwh \\ \\ Volume=24(14)(0.5) \\ \\ Volume=168ft^3 \end{gathered}\)

To round up, we convert to yard

\(\begin{gathered} 3ft=1yd \\ \\ 27ft^3=1yd^3 \\ \\ 1ft^3=\frac{1}{27}yd^3 \\ \\ 168ft^3=168\times\frac{1}{27}yd^3 \\ \\ 168ft^3=\frac{56}{9}yd^3 \\ \\ 168ft^3=6.2222yd^3 \end{gathered}\)

The answer to four decimal places is

\(\begin{equation*} 6.2222yd^3 \end{equation*}\)

Sami needs to order concrete for a driveway . The driveway will be 14 feet wide , 24 feet long , and

twenty-one percent of all light emitting diode (led) displays are manufactured by samsung. what is the probability that in a collection of two independent led hdtv purchases, at least one is a samsung? (round your answer to 3 decimal places.)

Answers

The probability of at least one is a Samsung in the purchase collection of two independent LED HDTV is equal to 0.376.

Percent of all LED display manufactured by Samsung = 21%

Probability that at least one purchase is Samsung

= 1 - Probability that both purchases are not Samsung

Probability that the first purchase is not Samsung is 1 - 0.21 = 0.79.

The probability that the second purchase is also not Samsung is also 0.79.

Since the purchases are independent,

Multiply these probabilities to get the probability that both purchases are not Samsung,

P(neither is Samsung)

= 0.79 x 0.79

= 0.6241

The probability that at least one purchase is Samsung is,

P(at least one is Samsung)

= 1 - P(neither is Samsung)

= 1 - 0.6241

= 0.3759

Rounding to 3 decimal places, we get,

P(at least one is Samsung) = 0.376

Therefore, the probability that in a collection of two independent LED HDTV purchases, at least one is a Samsung is 0.376.

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marcia had a birthday party and there were 30 persons in all.Each person ate 3 slices of pizza which was cut into sixths.There were 12 slices how many pizzas did Marcia buy?

Answers

Marcia bought 15 pizzas for her birthday party to accommodate the 30 people, with each person eating 3 slices of pizza that was cut into sixths.

To determine the number of pizzas Marcia bought for her birthday party, let's break down the given information.

We know that there were 30 people at the party, and each person ate 3 slices of pizza.

The pizza was cut into sixths, and there were 12 slices in total.

Since each person ate 3 slices, and each slice is 1/6 of a pizza, we can calculate the total number of pizzas consumed by multiplying the number of people by the number of slices each person ate: 30 people \(\times\) 3 slices/person = 90 slices.

Now, we need to determine how many pizzas Marcia bought. Since there were 12 slices in total, and each slice is 1/6 of a pizza, we can calculate the total number of pizzas using the following formula:

Total pizzas = Total slices / Slices per pizza.

In this case, the total slices are 90, and each pizza has 6 slices.

Thus, the number of pizzas Marcia bought can be calculated as follows: Total pizzas = 90 slices / 6 slices per pizza = 15 pizzas.

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Harry and Selma start driving from the same location. Harry drives 20 mi north while Selma drives 15 mi east. How far apart are Harry and Selma when they stop? (Assume Harry and Selma are driving at the same speed.)
25 mi
400 mi
225 mi
625 mi

Answers

25 miles because we are adding not multiplying

A researcher studying public opinion of proposed Social Security changes obtains a simple random sample of 25 adult Americans and asks them whether or not they support the proposed changes. To say that the distribution of the sample proportion of adults who respond yes, is approximately normal, how many more adult Americans does the researcher need to sample if 22% of all adult American support the changes? HINT: Remember to always round up to the next integer when determining sample size. Question 30 2 pts A researcher studying public opinion of proposed Social Security changes obtains a simple random sample of 25 adult Americans and asks them whether or not they support the proposed changes. To say that the distribution of the sample proportion of adults who respond yes, is approximately normal, how many more adult Americans does the researcher need to sample if 78% of all adult American support the changes? HINT: Remember to always round up to the next integer when determining sample size.

Answers

The researcher needs to sample 55 more adult Americans to say that the distribution of the sample proportion of adults who respond "yes" is approximately normal, assuming that 22% of all adult Americans support the changes.

To determine the required sample size, we can use the formula for sample size calculation in a proportion estimation problem:

n = (Z^2 * p * q) / E^2

where:

- n is the required sample size,

- Z is the Z-score corresponding to the desired level of confidence (assuming a 95% confidence level, Z ≈ 1.96),

- p is the estimated proportion (22% = 0.22 in this case),

- q is the complement of the estimated proportion (q = 1 - p = 1 - 0.22 = 0.78), and

- E is the desired margin of error (we want the distribution to be approximately normal, so a small margin of error is desirable).

Plugging in the given values, we can calculate the required sample size:

n = (1.96^2 * 0.22 * 0.78) / (0.02^2)

n ≈ 55

Therefore, the researcher needs to sample 55 more adult Americans.

To ensure that the distribution of the sample proportion of adults who respond "yes" is approximately normal when 22% of all adult Americans support the proposed changes, the researcher should sample an additional 55 adult Americans. This larger sample size will provide a more accurate representation of the population and increase the confidence in the estimated proportion.

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1. Identify the slope and y-intercept of the following equation: y = 9x - 3 ​

Answers

Answer:

Step-by-step explanation:

Hey :)

Keep in mind:

y = mx + b

Where m = slope and b = y-intercept

Since we are told:

y = 9x - 3

This means m = 9 and b = -3

Therefore the slope is 9 and y-intercept is at (0,-3)

Can you some please help me with this ASAP!!!

Can you some please help me with this ASAP!!!

Answers

Answer:

slope is 0

Step-by-step explanation:

to find slope y2 - y1 / x2 - x1

(6, -2) and (12, -2)

-2 - (-2) / 12 - 6

= -2 + 2/6

= 0/6

= 0

Answer:

slope is 0

Step-by-step explanation:

What type of slope is this

What type of slope is this

Answers

This is a positive slope. If it goes up it’s a positive and if it goes down it’s a negative.

A diver was 7 m below the surface of the water. The diver then descended 3 m. What integer represents the diver's position after the descent?​

Answers

10m

Integer: 7m+3m=X

A sound that is 3 decibels (dB) has a power ratio of 10310. A sound that is 30 dB has a power ratio of 1000. How many times greater is the power ratio of a 30-dB sound than a 3-dB sound?

Answers

The power ratio of a 30-dB sound is 501.5 times greater than 3-dB sound.

How much greater is the power ratio of both sound?

The number of decibels is ten times the logarithm to base 10 of the ratio of the two power quantities.

To find power ratio, we use the following formula: \(Power ratio = 10^{decibels/10}.\)

For a 3-dB sound:

The power ratio is  \(10^{3/10}\) = 1.995.

For a 30-dB sound:

The power ratio is \(10^{30/10}\) = 1000.

The power ratio of a 30-dB sound greater than 3-dB sound in:

= 1000/1.995

= 501.5 times.

Full question:

A sound that is 3 decibels (dB) has a power ratio of 10^((3/10). A sound that is 30 dB has a power ratio of 1000. How many times greater is the power ratio of a 30-dB sound than a 3-dB sound?

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Write the ratio in the simplest form:-
a) 25:50
b) 200:5​

Answers

for A

1. the GCD of 25 and 50 is 25

2.25÷2550÷25

3. Reduced Fraction 12. Therefore, 25/50 simplified to lowest term is 1/2

B

1. The GCD for 200 and 5 is 5

2. Divide the numerator and denominator by the GCD. 200÷5

5÷5

3. Therefore 200/5 simplified to lowest terms is 40/1

a) 1:2

b) 5:2

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The volume of a cube is 343 cm3. How much is it for 1 length?

Answers

Answer:

Step-by-step explanation:

34.95

how to determine if an integral is convergent or divergent

Answers

A. To determine if an integral is convergent, we analyze the function's behavior, integrability, apply integration techniques, and examine its limits, ensuring they are finite, leading to a finite result.

B. To determine if an integral is divergent, we look for infinite limits, vertical asymptotes, and erratic behavior within the integration interval, indicating the lack of a finite value for the integral.

A. To determine if an integral is convergent, we need to consider several approaches. First, we check for basic convergence criteria such as infinite limits or vertical asymptotes.

Then, we examine integrability, ensuring the function is continuous or has a finite number of discontinuities. Next, we simplify the integral using integration techniques.

Finally, we analyze the behavior of the function at infinity and apply comparison tests if necessary to establish convergence.

B. To determine if an integral is divergent, we follow a series of steps. First, we check for basic divergence criteria such as infinite limits or vertical asymptotes.

Then, we examine integrability, looking for discontinuities that prevent integration. Next, we simplify the integral using integration techniques. Finally, if the integral does not converge, it is deemed divergent.

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The value 3pie/16 is a solution for the equation 2cos^2(4x)-1=0 true or false

Answers

the answer is true i had the same question

Answer:

This is true

Step-by-step explanation:

(Using Algebra)
Find the value of X

(Using Algebra)Find the value of X

Answers

Answer:

x = 19.5

Step-by-step explanation:

7x + 5 + 19 + x = 180

or, 8x + 24 = 180

or, 8x = 180 - 24

or, 8x = 156

or, x = 156/8

. x = 19.5 Ans

. .

What passes through the points (5.4) and (2,-2)

Answers

Find the Equation of a Line Given That You Know Two Points it Passes Through. The equation of a line is typically written as y=mx+b where m is the slope and b is the y-intercept.

If OP = 14, SQ = 7, and QR = 24, find PQ

If OP = 14, SQ = 7, and QR = 24, find PQ

Answers

Answer:

The value of PQ is;

\(PQ=24\)

Explanation:

Given the figure in the attached image;

\(\begin{gathered} OP=14 \\ SQ=7 \\ QR=24 \end{gathered}\)

We can see from the figure that the triangle RSQ is similar to the triangle ROP.

So their corresponding sides are proportional;

\(\frac{OP}{SQ}=\frac{PR}{QR}\)

Substituting the given values;

\(\begin{gathered} \frac{OP}{SQ}=\frac{PR}{QR} \\ \frac{14}{7}=\frac{PQ+24}{24} \\ 2(24)=PQ+24 \\ PQ=48-24 \\ PQ=24 \end{gathered}\)

Therefore, the value of PQ is;

\(PQ=24\)

Bob grows tomatoes in his garden. He picked four tomatoes, and weighed every possible grouping of three tomatoes. The results are 900 grams, 1400 grams, 1600 grams, and 1800 grams. What is the weight of the biggest tomato?
Answers could be 600, 800, 900, 1000, 1200

Answers

Answer:

1000.

Step-by-step explanation:

We need 4 weights where 3 of them add up to

900, 1400, 1600 or 1800g.

Not sure of the method for doing this!

Lets assume that the answer is 1000 g.

Then the  3 that make 1800 could be

1000 500 and 300

- then to make 900 we need a 100g tomato giving:

1000 500 300 and 100 grams

So the 1400 will be the 1000, 300 and 100 tomato

and the 1600 will be 1000, 500 and 100.

That seems to fit !!

What is the cost of 1 pound of grapes?​

Answers

it would be around $2.09 but thats just average because it depends on what you pick

given: ∆abc with vertices a(-3,0), b(0,6), and c(4,6) Find the equations of the three perpendicular bisectors in abc.

Answers

The equations of the three perpendicular bisectors in the triangle ABC are y = - (1 / 2) · x + 9 / 4, x = 2 and y = - (6 / 7) · x + 24 / 7.

What are the equations of the perpendicular bisectors of the triangle ABC?

Triangles are polygons with three sides and three perpendicular bisectors, whose equations need the informations of slopes and midpoints of each side. Bisectors are lines that partitions line segments in two parts of equal length.

First, determine the midpoints of each side:

Side AB

M₁(x, y) = 0.5 · (- 3, 0) + 0.5 · (0, 6)

M₁(x, y) = (- 1.5, 0) + (0, 3)

M₁(x, y) = (- 1.5, 3)

Side BC

M₂(x, y) = 0.5 · (0, 6) + 0.5 · (4, 6)

M₂(x, y) = (0, 3) + (2, 3)

M₂(x, y) = (2, 6)

Side AC

M₃(x, y) = 0.5 · (- 3, 0) + 0.5 · (4, 6)

M₃(x, y) = (- 1.5, 0) + (2, 3)

M₃(x, y) = (0.5, 3)

Second, determine the slope of the perpendicular bisectors:

Side AB

m = (6 - 0) / [0 - (- 3)]

m = 2

m' = - 1 / m

m' = - 1 / 2

Side BC

m = (6 - 6) / (4 - 0)

m = 0

m' = - 1 / m

m' = NaN  (Vertical line)

Side AC

m = [4 - (-3)] / (6 - 0)

m = 7 / 6

m' = - 1 / (7 / 6)

m' = - 6 / 7

Third, derive the equations of the bisectors:

Side AB

b = 3 - (- 1 / 2) · (- 1.5)

b = 9 / 4

y = - (1 / 2) · x + 9 / 4

Side BC

x = 2

Side AC

b = 3 - (- 6 / 7) · (0.5)

b = 24 / 7

y = - (6 / 7) · x + 24 / 7

The equations of the three perpendicular bisectors in the triangle ABC are y = - (1 / 2) · x + 9 / 4, x = 2 and y = - (6 / 7) · x + 24 / 7.

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Using the quadratic formula to solve 2x^2 = 4x - 7, what are the values of x?​

Using the quadratic formula to solve 2x^2 = 4x - 7, what are the values of x?

Answers

Answer:

Is C.

Step-by-step explanation:

Consider,

2x² = 4x - 7

2x² - 4x + 7 = 0

using Quadratic Formula

Therefore, Option C is correct.

suppose the real risk-free rate is 2.50% and the future rate of inflation is expected to be constant at 2.80%. what rate of return would you expect on a 5-year treasury security, assuming the pure expectations theory is valid? disregard cross-product terms, i.e., if averaging is required, use the arithmetic average.

Answers

Expected rate of return = 94.3%

What is inflation rate and risk free rate?

Inflation rate is the rate of increase of prices of goods with the time being. It is also called devaluation of money. Risk free rate of return is an investment where possibility of risk is zero.

What rate of return would you expect?

given, real risk-free rate = 2.5% = 0.025

the future rate of inflation = 2.8% = 0.028

nominal risk-free rate = (1 + real risk-free rate) / (1 + inflation rate)

nominal risk-free rate = (1+ 0.025) / (1 + 0.028) = 0.9971

now, rate of return = [(1 + nominal risk-free rate) / (1 + inflation rate)] - 1

 rate of return expected = [(1 + 0.9971) / (1 + 0.028)] - 1

                                      = 0.943

expected rate of return = 94.3 %

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What is the denominator in the formula revenue managers use to calculate GOPAR?
A) ADR
B) Total rooms sold
C) Total operating revenue
D) Total rooms available to be sold

Answers

The denominator in the formula revenue managers use to calculate GOPAR (Gross Operating Profit per Available Room) is D) Total rooms available to be sold.

GOPAR is a key performance indicator used in the hospitality industry to measure the profitability of each available room. It provides insights into the revenue generated from room sales while considering the total rooms available for sale.

The formula to calculate GOPAR is:

GOPAR = Gross Operating Profit / Total rooms available to be sold

Gross Operating Profit refers to the revenue generated from the hotel's operations after deducting operating expenses. It represents the profit generated specifically from the hotel's core operations, excluding non-operating items such as interest, taxes, and non-recurring expenses.

The denominator, "Total rooms available to be sold," represents the number of rooms in the hotel that are available for occupancy and can be sold to guests during a given period. It is an important factor in determining the efficiency and profitability of room sales.

By dividing the Gross Operating Profit by the total rooms available to be sold, revenue managers can assess the profitability of each available room and make informed decisions regarding pricing, occupancy rates, and overall revenue management strategies.

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Seth earns $25 a day and $3 for each ticket he sells at the local theatre. Write and solve annequality that can be used to find how many tickets he must sell in a day to earn at least $115Write an inequality. *

Answers

Let x represent the number of tickets that he sold at the local theatre.

From the information given, Seth earns $25 a day and $3 for each ticket he sells at the local theatre. The expression representing the amount earned from selling x tickets in a day is

25 + 3x.

To earn at least $115, it means that the amount he would earn is greater than or equal to $115. the symbol for 'greater than or equal to' is '≥'

Therefore, the inequality representing this scenario is

25 + 3x ≥ 115

To solve the inequality, we would subtract 25 from both sides of the inequality. We have

25 - 25 + 3x ≥ 115 - 25

3x ≥ 90

Dividing both sides of the inequality by 3, we have

3x/3 ≥ 90/3

x ≥ 30

He must sell at least 30 tickets to earn at least $115

someone help me please

someone help me please

Answers

The equivalent equation is (x - 3)² = 17. Option A. Have a great day

The equation x² - 6x = 8 is equivalent to the equation (x - 3)² = 17. Then the correct option is A.

What is an equivalent?

The equivalent is the expression that is in different forms but is equal to the same value.

The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.

The equation is given below.

x² - 6x = 8

Add 9 on both sides, then we have

x² - 6x + 9 = 8 + 9

(x - 3)² = 17

The equation x² - 6x = 8 is equivalent to the equation (x - 3)² = 17. Then the correct option is A.

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we want a cu-30% zn brass plate originally 1.54 inch thick to have an elongation greater than 36 %. what is the smallest final thicknesses that can be obtained?

Answers

The smallest final thickness that can be obtained for the Cu- 30% Zn brass plate is approximately 2.0944 inches.

To calculate the smallest final thickness that can be obtained for a Cu- 30% Zn brass plate with an elongation greater than 36%, we need to consider the relationship between elongation and thickness.

Elongation is a measure of the material's ability to stretch or deform without breaking. It is typically expressed as a percentage increase in length compared to the original length. In this case, the elongation needs to be greater than 36%.

To calculate the smallest final thickness, we can use the formula:

Final thickness = Original thickness * (1 + Elongation/100)

Let's plug in the given values:

Original thickness = 1.54 inch
Elongation = 36%

Final thickness = 1.54 inch * (1 + 36%/100)
Final thickness = 1.54 inch * (1 + 0.36)
Final thickness = 1.54 inch * 1.36
Final thickness = 2.0944 inch (rounded to four decimal places)

Therefore, the smallest final thickness that can be obtained for the Cu-30% Zn brass plate is approximately 2.0944 inches.

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