find the critical values for a 95% confidence interval using the chi-square distribution with 15 degrees of freedom

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Answer 1

The critical values for a 95% confidence interval using the chi-square distribution with 15 degrees of freedom are roughly 21.02 and 32.36.

The critical value for the 95% confidence interval using the 15 degrees of freedom chi-square distribution is the value that divides the distribution into two;

lower tail and upper tail. These values are calculated such that the area under the curve of the chi-square distribution between the critical values represents 95% of the total area under the curve.

To find critical values, you can use a chi-square table or a computer program that calculates critical values for a given confidence level and degree of freedom.

In this case, the critical value for the 95% confidence interval with 15 degrees of freedom can be determined as follows:

Lower critical value:

The lower critical value is the value corresponding to the area under the chi-square distribution curve to the left of the value, equal to 2.5% (half of 5% not included in the confidence interval). Using a chi-square table or computer program, we can find that the lower critical value for the 95% confidence interval with 15 degrees of freedom is approximately 21.02. Upper critical value:

The upper critical value is the value corresponding to the area under the chi-square distribution curve to the right of the value, equal to 2.5% (half of 5% is not included in the confidence interval).

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Related Questions

what is the slope line according to the image

Answers

1/2 is the correct answer

Week
2
3
A
5
6
7
8
Job Sat Score
3.40
3.60
3.70
3.80
3.90
4.20
4.00
4.10
Absence Rate
0.05
0.04
0.06
0.03
0.04
0.03
0.04
0.05
Quality Score
0.88
0.89
0.90
0.92
0.83
0.91
0.92
0.83
Output Score
8
10
9
10
8
10
9
9
Weekly Goals: Job Satisfaction Score > 4.50, Absence Rate ≤ 0.03, Quality Score > 0.95, Output Score > 9

Over the last four weeks, how is the team doing compared to the quality goal?

Answers

The team has failed to meet his quality goal of achieving a quality score above 0.95 in the last four weeks.

The table shows the weekly goals and their respective scores:

Weekly Goals:

Job Satisfaction Score > 4.50, Absence Rate ≤ 0.03, Quality Score > 0.95, Output Score > 9Week Job Sat Score

To compare the quality score for the past four weeks, we have:

Quality Score in Week 2 = 0.88

Quality Score in Week 3 = 0.89

Quality Score in Week 5 = 0.92

Quality Score in Week 6 = 0.83

Quality Score in Week 7 = 0.91

Quality Score in Week 8 = 0.92

Quality Score in Week 9 = 0.83

Since, the goal was Quality Score > 0.95,

To see how your team is doing against your quality goals over the last four weeks, you need to compare your quality score each week to your goal of 0.95. The Quality Scores for the past 4 weeks are:

Week 23: 0.88

Week A: 0.89

Week 56: 0.90

Week 78: 0.92

We are counting quality scores each week with a goal of 0.95. increase. , you can see that none of the quality values meet or exceed the target.

As a result, the team has failed to meet his quality goal of achieving a quality score above 0.95 in the last four weeks.

It can be observed that the team was not able to achieve the quality goal in any of the weeks (Week 2 to Week 9).

Therefore, it can be concluded that the team was not able to achieve the quality goal in the past four weeks.

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Every day your heart creates enough energy to drive a truck for 32 kilometers. If you combined the energy created all the students in your math class for a week, how many meters could the truck drive?
PLEASE WRITE IN FULL SENTENCE AND SHOW FULL SHOW!!!

Answers

If we assume that each student's heart creates the same amount of energy as a single person, the energy created would be enough to drive the truck for 192000 meters.

How to do the calculations?

If we assume that each student's heart creates the same amount of energy as a single person, we can estimate the total amount of energy created by the class.

If one person's heart creates enough energy to drive a truck for 32 kilometers,

Then six people's hearts would create enough energy to drive the truck for 32 x 6 = 192 kilometers.

In meters, it would be 192 x 1000 = 192000 meters.

Answers

Answer: so dog goes to cat, dog goes to rabbit and cat goes to rabbit I think

Step-by-step explanation:

The possible Subset is

Sub sets : {dog}, {cat}, {fish}, {dog, cat}, {dog, fish}, {cat, fish}, {dog, cat, fish}.

What is a subset ?

If each constituent of a set A is a member of a different set B, then the sets A and B are subsets of one another.

To put it another way, A⊂B A and B stand for the subset connection.

Set A is referred to as a subset of Set B if all of the elements in Set A are also found in Set B. In other words, Set A is a part of Set B. A is the subset of B, for instance, if set A contains the elements X, Y, and set B contains the elements X, Y, and Z.

We have set,

Set : {dog, cat, fish}

Then, the subset contain the elements of set A as

Sub sets : {dog}, {cat}, {fish}, {dog, cat}, {dog, fish}, {cat, fish}, {dog, cat, fish}.

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Please help find the perimeter and area of the polygon

Answers

It’s P for 58 if you just add all the numbers it will be 58 so it’s 338 square feet

i am not sure on how to do this problem

Answers

The line of best fit tries to find make a trend that isn’t straight, into a straight line so we can find somewhat of a pattern.

a) At 4 years, we can see that the price plotted is under the line of best fit. This means that the price was slightly less than the average trend, about $2500 less.

b) At 12 years, we can the that the price plotted is above the line of best fit. This means that the price was slightly above the average trend, about $2500 more.

Cuantas Escuelas de administración hay ?

Answers

hay 20 escuelas de administración jaja ntc no se

What is one thousand minus on hundred and ten

Answers

Answer:

The answer is 890 . ...... :D

A coat and a pair of boots are on sale for 20% off. the regular price of the coat is 225$. the regular price of the boots is 130$. find the sale price of the coat. Explain. What is the sale price of the boots?

Answers

The sale price of coat is $180 and the sale price of boot is $284 when 20% off a coat and a pair of boots are now on sale.

Given that,

20% off a coat and a pair of boots are now on sale. The coat normally sells for $225. The boots cost $130 on the open market.

We have to find the coat's sale price and what is the cost of the boots on sale.
We know that,

The formula for the sales price is S = P - PD

Where, S is sales price, P is the original price and D is the discount percent.

P = 225 and D = 20%

S = 225 - 225 × 20%

S = 225 - 45

S = $180 is the sale price of coat.

Now,

Total regular price = 225 + 130 = 355

S = 355 - 355 × 20%

S = $284 is the sale price of boots.

Therefore, The sale price of coat is $180 and the sale price of boot is $284.

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HELP!! ILL MARK BRRAINLIST

Answers

Answer:

I think answer is D but it could be wrong not sure

Angie bought 312 pounds of apples to make a pie. There are 16 ounces in one pound. How many ounces of apples did she buy?

Answers

4,992 ounces
multiply 312 by 16

How can triangles be proven similar by the SAS similarity theorem?

Answers

Answer: Option (2)

Step-by-step explanation:

We need the angle to be included between the two mentioned sides.

This eliminates the first and fourth options.

Also, the sides need to be corresponding for the ratio, and both sides of the triangle need to be in either the numerators or the denominators.

This eliminates the third option.

7a+1+3=18

Please answer quickly!

Answers

Answer:

Step-by-step explanation:

So we have the equation:

$7a+1+3=18$

Add 1 and 3:

$7a+4=18$

Subtract 4 from both sides:

$7a=14$

Divide both sides by 7:

$a=2$

And we're done!

7a+1+3=18

combine like terms.

7a+4=18

subtract 4 from 18

7a=14

divide 14 by 7

a=2

Please answer quickly!

solve pls brainliest

Answers

Answer:

.166 repeating

Step-by-step explanation:

you must divide the numerator by the denominator to get your final answer

Answer: 0.1666666 (6 has the bar on top of it)

I need help with this

Answers

Answer:

3.Ans
4 is the thousands place value in the number 524,897,123.

The value of the digit 4 would be 4,000,000.

Calculation: 4 x 1,000,000 = 4,000,000

4.Ans

The product of (6*5)*10^3 is 3000. This product has 3 zeroes.

In induction, you look for a pattern and then form an educated guess or
about it.
A. conjugation
B. conjunction
C. congruence
D. conjecture
SUBMIT

Answers

The answer is D: conjecture

The key words in the description are "look for a pattern and then form an educated guess." This suggests making a hypothesis or assumption based on the observed pattern, which is the definition of a conjecture.

The other answer choices are defined as follows:

A. conjugation - the act of changing a verb to agree with its subject

B. conjunction - a connecting word

C. congruence - the state of agreeing, matching, or coinciding

D. conjecture - an opinion or conclusion formed on the basis of incomplete information

So option D, conjecture, is the best match for forming an educated guess based on an observed pattern in induction.

PLEASE HELP WILL MARK BRAINLIEST IF CORRECT THANK YOU

Answers

E=66 F=114 D=90 this is because E is on the opposite side of the 66 angle and is equal to the 66 angle, F is just clearly and obviously a right angle or 90 degree angle, and F…. Well sense the 66 angle and E are equal they add up to 132, and that 132 is part of 360 because when two lines intercept they create a hidden circle and 360-132 is 228 but since the are two equal angles left we must divide by two which get us 114 so F=114

Answer to this problem

Answers

The 3 deals are worth the same price per unit of $0.1 a pencil.

Price per unit of items

Based on the given prices, we can calculate the price per pencil for each pack:

Pack of 12 pencils: $1.29

Price per pencil = $1.29 / 12 = $0.1075 (approximately $0.11)

Pack of 24 pencils: $2.35

Price per pencil = $2.35 / 24 = $0.0979 (approximately $0.10)

Pack of 50 pencils: $5.45

Price per pencil = $5.45 / 50 = $0.109 (approximately $0.11)

In other words, the 3 deals are worth the same price per unit of the pencil.

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How do I find the constant of proportionality when all the fractions are already simplified to its lowest point

Answers

Answer: Constant of Proportionality is written in the form y=kx, where k is the Constant of Proportionality. You can solve proportions by turning each ratio into a fraction, setting the fractions equal to each other, and then solving for the missing variable.

Step-by-step explanation:

who is good at accounting I need some help

Answers

Answer:

Accounting is the process of recording financial transactions pertaining to a business. ... The financial statements used in accounting are a concise summary of financial transactions over an accounting period, summarizing a company's operations, financial position, and cash flows.

Step-by-step explanation:

Identify the statement as an expression or an equation.
3(4x - 12)
2
4(x - 3)

Answers

Answer:

expression

Step-by-step explanation:

An expression is a number, a variable, or a combination of numbers and variables and operation symbols. An equation is made up of two expressions connected by an equal sign.

Gina had 56 cup of milk. She used 13 cup for a recipe. How much milk does Gina have left?

Answers

Answer: 43

Step-by-step explanation: calculator...i named it jaden

What is the solution to the equation 23(y−6)=−(y+2)+1?

y=−35

y=15

y=95

y=275

Answers

Answer:

They all make the equation false?

if 104=10,000, which is equal to 4?; which equation is equivalent to a5=21?

Answers

If $10^{4}$= 10,000, then the value of 4 = $log_{10}$ 10000. and the equation equivalent to $a^{5}$ = 21 is 5 = $log_{a}$ 21.

The logarithm is the exponent or power to which a base must be raised to yield a given number. Expressed mathematically, x is the logarithm of n to the base b if $b^{x}$ = n, which can be written as x = $log_{b}$ n.

For example, $2^4$ = 16; therefore, 4 is the logarithm of 8 to base 2, or 4 = $log_{2}$ 8.

a. Here, 4 is the power of the 10, and we will express it in the log form. 4, is the logarithm of 10000 to base 10 or mathematically we can express it as -

4 = $log_{10}$ 10000.

b. Similarly, we have to find the equation equivalent to $a^{5}$ = 21

using the log form, we get that 5 is the logarithm of 21 to base a.

Mathematically we can express it as -

5 = $log_{a}$ 21.

Answers

Answer:

6qt + 1p

Step-by-step explanation:

In a question like this, one can only combine like terms, in other words, the coefficients of the same variables. A coefficient is the number that is in front of a variable or the number a variable is being multiplied by.

The equation is;

4qt + 2qt + 1pt

4qt and 2qt are like terms, hence one can combine them.

The result is;

6qt + 1pt

In art class, Elijah made 5 clay bowls to send to family members. The bowls were fragile, so Elijah bought a roll of bubble wrap to protect them. He used a total of 11 feet of bubble wrap to wrap the bowls.

Answers

Answer:

To find the length of bubble wrap used for each bowl, we can divide the total length of bubble wrap by the number of bowls:

11 feet ÷ 5 bowls = 2.2 feet per bowl

Therefore, Elijah used 2.2 feet of bubble wrap to wrap each clay bowl.

Step-by-step explanation:

HELP ME. I HATE MATH DUDE.

Answers

Refer to the photo taken.

HELP HELP HELP HELP

What is the equation of the trend line in the scatter plot ?

Answers

Answer:

the answer is (0,2) (7,8)

What is the equation to 6x=0.4

Answers

The answer would be 15

Answer:

Step-by-step explanation:

Please help ASAP! Will give BRAINLIEST! Please read the question THEN answer correctly! No guessing.

Answers

Answer:

x > 25

Step-by-step explanation:

x+25> 50

Subtract 25 from each side

x+25-25 >50-25

x > 25

Answer:

x>25

Step-by-step explanation:

x+25>50

1. Subtract 25 from both sides of the equation

x+25>50

-25 -25

x>25

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