Being dealt a card larger than 5 and less than 8 is 2/13, or around 0.154, likely.
By counting the number of cards that satisfy this requirement and dividing by the total number of cards in the deck, one may determine the likelihood of being dealt a card that is larger than 5 and less than 8.
The 6 and the 7 are the only cards that are higher than a 5 and lower than an 8. There are a total of 2 x 4 = 8 cards that satisfy this requirement since each of these cards can appear in any of the four suits.
Given that there are 52 cards in a deck, the likelihood of drawing a card between 5 and 8 is as follows:
P = number of cards that meet the condition / total number of cards in the deck
P = 8 / 52
P = 2 / 13
Therefore, the probability of being dealt a card greater than 5 and less than 8 is 2/13, or approximately 0.154.
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Please help me with this.
Answer:
67*3=201
bcoz there were two decimals in 0.67 and one decimal point in 0.3 hence we multiply them normally as shown above.
below is the ryt answer
0.67*0.3=0.201
hop u understood
tnxx
Someone help me please!
Answer:
ACD
Step-by-step explanation:
PLZZ mark brainliest!!
Answer:
D i think i havent done this in a while
Step-by-step explanation:
Is this the graph of g(x)=-x^4(x+3) or h(x)=x^4(x+3)? Explain how you know.
Given the following functions:
\(\begin{gathered} g\mleft(x\mright)=-x^4\mleft(x+3\mright) \\ \\ h\mleft(x\mright)=x^4\mleft(x+3\mright) \end{gathered}\)You can identify that the degree is of both functions is:
\(Degree\colon5\)Because, if you apply Distributive Property:
\(\begin{gathered} g(x)=-x^5-3x^4 \\ \\ h(x)=x^5+3x^4 \end{gathered}\)The Leading Coefficient is the coefficient of the variable with the highest degree.
In this case, you can identify that the Leading Coefficient of the function g(x) is negative and the Leading Coefficient of the function h(x) is positive. Then, knowing this, you can know the end behavior of the functions.
Analyzing the graph given in the exercise, you can identify that its ends head off in opposite directions (because it is an Odd polynomial function).
You can also notice that the end on the left starts in the left top of the Coordinate Plane and the end on the right is in the right bottom of the Coordinate Plane. This happens when the Odd polynomial function has a negative Leading Coefficient.
Therefore, the answer is:
It is the graph of:
\(g\mleft(x\mright)=-x^4\mleft(x+3\mright)\)Because it is an Odd polynomial function that has a negative Leading Coefficient.
In a triangle, the measure of the second angle is twice the measure of the first angle. The third angle is equal to the sum
of the other angles,
Which of the following could represent the measures of the three angles?
Ox, 2%, 4%
OX, 2x, 3x
OX, 2x, 2x
Answer:
x, 2x, 3x
Step-by-step explanation:
If we have angle x as one angle, and the 2nd angle is twice the angle, the 2nd angle will be 2x. If the 3rd angle is the sum of the 1st angle and the 2nd angle, we have 2x + x, which equals 3x.
Emily and Andy each go to a hardware store to buy wire.The table shows the relationship between the cost and the length of wire.
a. Emily needs 22 feet of wire. How much will she spend on wire?
b.Andy needs 15 yards of wire.How much will he spend on wire?
Inches. PLEASE HELP ME
Answer:
For part A-Emily would spend $22.70 on 22 feet of wire. For part B- Andy would spend $2.30 for 15 yards of wire.
Step-by-step explanation:
The cost is going down 10 cents by the foot, so getting 22 feet into 264 inches then having 165 into 164 and going up by the ten ending the number in four. Same with the yards in feet then the feet into yards and going down by 10. Hope it helps and makes sense.
a 16% tip is left on a 42.50 lunch bill. How much is paid altogether
a 16% tip is left on a 42.50 lunch bill. How much is paid altogether
Solution:\(42.50 + 42.50 \times 16\%\)
\( = 42.50 + 42.50 \times 0.16\)
\( = 42.50 + 6.8\)
\( = 49.3\)
Answer:$49.30 is paid altogether
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Calculate the expectation value of and for a particle in the state n = 5 moving in a one dimensional box of length 2.50 × 10−10. Is =2. Explain
The expectation values are <x> = 1.25 x 10⁻¹⁰ , <x²> = 2.07 x 10⁻²⁰
What is average?
The middle number, which is determined by dividing the sum of all the numbers by the total number of numbers, is the average value in mathematics. When determining the average for a set of data, we add up all the values and divide this sum by the total number of values.
We need to find expectation value of <x> and < x²>
average value for <x> is given by a/2 where a = length of box
hence <x> = ( (2.5 x 10⁻¹⁰) /2) = 1.25 x 10⁻¹⁰
hence <x²> = (1.25 x 10⁻¹⁰)² = 1.56 x 10⁻²⁰
<x²> = ( a/2 x 3.14 x n)² x ( 4 x 3.14² x n² /3 -2)
hence <x²> = ( 2.5 x 10⁻¹⁰ / 2 x 3.14 x 5)² x ( 4 x 3.14² x 5² /3 -2)
<x²> = 2.07 x 10⁻²⁰
<x²> is not equal to <x>²
The expectation values are <x> = 1.25 x 10⁻¹⁰, <x²> = 2.07 x 10⁻²⁰
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Question 2 The current report quantitatively analyzes three variables - load factors, revenue passenger mile, and available seat miles for American Airlines. The data retrieved for the analysis was extracted from the Bureau of Transportation Statistics, focusing on domestic flights from January 2006 to December 2012. The quantitative analysis focused on finding critical statistical values like mean, median, mode, standard deviation, variance, and minimum/maximum variables. Table 2: Summary Statistics of American Airlines (Domestic) Revenue Passenger Miles Mean 6,624,897 Median 6,522,230 Mode NONE Minimum 5,208,159 Maximum 8,277,155 Standard Dev 720,158.571 Variance 518,628,367,282.42 Load Factors Mean 82.934 Median 83.355 Mode 84.56 Minimum 74.91 Maximum 89.94 Standard Dev 3.972 Variance 15.762 Revenue Passenger Miles 9000000 8000000 7000000 6000000 5000000 4000000 3000000 2000000 1000000 0 0 10 American Airlines (Domestic) Performance 20 30 ● Revenue Passenger Miles 40 50 Load Factors Available Seat Miles 60 Mean 7,984,735 Median 7,753,372 Mode NONE Minimum 6,734,620 Maximum 9,424,489 Standard Dev 744,469.8849 Variance 554,235,409,510.06 70 80 Linear (Revenue Passenger Miles) 90 100 Figure 1: American Airlines (Domestic) Performance Write a report based on the given data. Please include additional tests such as hypothesis testing, skewness, z statistic, level of significance, and other necessary tests, as well as a discussion of the results obtained.
The z-statistic test was conducted to determine the Deviation of RPM, ASM, and LF from the mean. The test indicates that RPM, ASM, and LF significantly deviate from the mean.
Report on the Analysis of American Airlines (Domestic) PerformanceThe quantitative analysis focused on three variables- load factors, revenue passenger miles, and available seat miles for American Airlines.
The Bureau of Transportation Statistics data for domestic flights from January 2006 to December 2012 was retrieved for the analysis. The quantitative analysis also focused on finding critical statistical values like mean, median, mode, standard deviation, variance, and minimum/maximum variables. The results of the data are summarized in Table 2. Revenue Passenger Miles (RPM) mean is 6,624,897, the median is 6,522,230, and mode is NONE. The minimum is 5,208,159 and the maximum is 8,277,155. The standard deviation is 720,158.571, and the variance is 518,628,367,282.42.
Load Factors (LF) mean is 82.934, the median is 83.355, and mode is 84.56. The minimum is 74.91, and the maximum is 89.94. The standard deviation is 3.972, and the variance is 15.762. The Available Seat Miles (ASM) mean is 7,984,735, the median is 7,753,372, and mode is NONE. The minimum is 6,734,620, and the maximum is 9,424,489. The standard deviation is 744,469.8849, and the variance is 554,235,409,510.06.Figure 1 above displays the performance of American Airlines (Domestic).
The mean RPM is 7,984,735, and the linear regression line is y = 50584x - 2.53E+8. The linear regression line indicates a positive relationship between RPM and year, with a coefficient of determination, R² = 0.6806. A coefficient of determination indicates the proportion of the variance in the dependent variable that is predictable from the independent variable. Therefore, 68.06% of the variance in RPM is predictable from the year. A one-way ANOVA analysis of variance test was conducted to determine the equality of means of three groups of variables; RPM, ASM, and LF. The null hypothesis is that the means of RPM, ASM, and LF are equal.
The alternative hypothesis is that the means of RPM, ASM, and LF are not equal. The level of significance is 0.05. The ANOVA results indicate that there is a significant difference in means of RPM, ASM, and LF (F = 17335.276, p < 0.05). Furthermore, a post-hoc Tukey's test was conducted to determine which variable means differ significantly. The test indicates that RPM, ASM, and LF means differ significantly.
The skewness test was conducted to determine the symmetry of the distribution of RPM, ASM, and LF. The test indicates that the distribution of RPM, ASM, and LF is not symmetrical (Skewness > 0).
Additionally, the z-statistic test was conducted to determine the deviation of RPM, ASM, and LF from the mean. The test indicates that RPM, ASM, and LF significantly deviate from the mean.
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Simplify to a single trig function or constant with no fractions.
We can simplify cosec(t)tant(t) to sec(t). A trigonometric function is a mathematical function that relates the angles of a triangle to the ratios of its sides.
The most common trigonometric functions are sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).
To simplify the expression cosec(t)tant(t), we need to use the trigonometric identity:
cosec(t) = 1/sin(t)
tant(t) = sin(t)/cos(t)
Substituting these expressions into the original expression, we get:
cosec(t)tant(t) = (1/sin(t))(sin(t)/cos(t))
The sin(t) term in the numerator and denominator cancel out, leaving:
cosec(t)tant(t) = 1/cos(t)
Recalling the definition of secant, sec(t) = 1/cos(t), we can express the simplified expression as:
cosec(t)tant(t) = 1/sec(t)
Therefore, we can simplify cosec(t)tant(t) to sec(t).
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after the safety training was conducted the number of people who are injured at work decreased from 276 to 109 this year. find the absolute change in relative change of work injuries.
Answer:
167
Step-by-step explanation:
the change between 276 and 109 is 167
Evaluate the expression when X = 2X to the second power -8x -3
Evaluate for x = 2:
\((2)^2-8(2)-3=4-16-3=4-19=-15\)Skylar went shopping for a new video game. To find the total plus tax, she multiplied the price of the video game by 1.0775. What percent tax did she pay?
Answer:A topic sentence is used to bring
to a paragraph.
Step-by-step explanation:
A topic sentence is used to bring
to a paragraph.
The box is a rectangular prism. He covered all the sides with the of the box with special wallpaper that cost a total of $504. How much wallpaper cost per square foot length is 6 feet width is 5 feet and height is 3 feet.
The cost of the wallpaper per square foot is $4.
To find the cost per square foot of the wallpaper, we first need to calculate the total surface area of the box. A rectangular prism has six faces, and each face is a rectangle.
The front and back faces have dimensions 6 feet by 3 feet, so their combined area is 6 ft * 3 ft * 2 = 36 square feet.
The top and bottom faces have dimensions 5 feet by 3 feet, so their combined area is 5 ft * 3 ft * 2 = 30 square feet.
The left and right faces have dimensions 6 feet by 5 feet, so their combined area is 6 ft * 5 ft * 2 = 60 square feet.
The total surface area of the box is 36 + 30 + 60 = 126 square feet.
Since the cost of the wallpaper is $504, we divide the total cost by the total surface area to find the cost per square foot: $504 / 126 sq ft = $4 per square foot.
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If Jeff has 1 Apple and Jessica has 2 apples how many do they have together
answer: 3
simply add 1 apple from Jeff and 2 apples from Jessica
(1+3) = ?
Thus, the answer is 3 apples all together
Determine the mean, median, mode and midrange for the following data:
13 15 18 18 21
Your answers should be exact numerical values.
The mean of the data is
The median of the data is
The mode of the data is
The midrange of the data is
The Mean is 17, Median is 18, Mode is 18 and, Midrange is 17.
The Mean is defined as the ratio of sum of numbers present in the data to the total numbers present in the data. Median is defined as the ratio of sum of middle numbers present in the data. Mode is defined as the most recurring number present in the data. Midrange is the ratio of the largest and smallest number in the data to 2.
Let's see how to calculate Mean, Median, Mode and Midrange.
Mean = 13 + 15 + 18 + 18 + 21 / 5
Mean = 85 / 5
Mean = 17
Median = 18 (as it is the middle term of the data)
Mode = 18 (as it is most recurring number)
Midrange = 21 + 13 / 2
Midrange = 34 / 2
Midrange = 17
Therefore, The Mean is 17, Median is 18, Mode is 18 and, Midrange is 17.
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Find cos ø.
(Give your answer in lowest terms)
The value of cos ø, for the given coordinates (8, 6), is 4/5 in the lowest terms.
To find the value of cosine (cos) ø, we need the coordinates (8, 6) of a point on the unit circle.
The unit circle is a circle with a radius of 1, and the coordinates (8, 6) do not lie on the unit circle. However, we can use these coordinates to calculate the cosine value indirectly.
First, we need to find the hypotenuse (r) of the right triangle formed by the coordinates (8, 6). We can use the Pythagorean theorem:
r = √(8² + 6²) = √(64 + 36) = √100 = 10
Now, we can find the cosine value by dividing the adjacent side length (x-coordinate) by the hypotenuse:
cos ø = 8 / 10 = 4/5.
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What equation is graphed?
10
8
6
SK
-10-8-8/ 2 4 6 8 10
-8
-10
16
9
=1
=1
po
first off, let's take a peek at the picture above
hmmm the hyperbola is opening sideways, that means it has a horizontal traverse axis, it also means that the positive fraction will be the one with the "x" variable in it.
now, the length of the horizontal traverse axis is 4 units, from vertex to vertex, that means the "a" component of the hyperbola is half that or 2 units, and 2² = 4, with a center at the origin.
\(\textit{hyperbolas, horizontal traverse axis } \\\\ \cfrac{(x- h)^2}{ a^2}-\cfrac{(y- k)^2}{ b^2}=1 \qquad \begin{cases} center\ ( h, k)\\ vertices\ ( h\pm a, k)\\ c=\textit{distance from}\\ \qquad \textit{center to foci}\\ \qquad \sqrt{ a ^2 + b ^2} \end{cases} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{(x- 0)^2}{ 2^2}-\cfrac{(y- 0)^2}{ (\sqrt{3})^2}=1\implies {\Large \begin{array}{llll} \cfrac{x^2}{4}-\cfrac{y^2}{3}=1 \end{array}}\)
find the circumference of the circle use 3.14 r=2
Answer:
Step-by-step explanation:
11
Work Shown:
\(C = \text{circumference} = \text{perimeter of the circle}\\\\C = 2*\pi*r\\\\C \approx 2*3.14*2\\\\C \approx 12.56\\\\\)
Note: If you were given the diameter, then divide by 2 to find the radius, so you can use it in the formula above. Or you could use this formula \(C = \pi*d\)
Before Valentine's Day, a store bought 58 boxes of chocolates. There were 65 chocolates in each box. How many chocolates did the store buy? chocolates
Answer:
The equation would be:
58 times 65
The answer:
3,770
Step-by-step explanation:
Garrick and Zan are measuring the heights of seedling plants for science class.
Use the drop-down menus to complete the statements about the measured heights and the actual heights of the plants.
CLEAR CHECK
Because Garrick's plant is... than Zan's plant, each millimeter of error results in a ....percent error.
Garrick's measurement was ... millimeters off and Zan's was... millimeters off, so Garrick's measurement was ... % off and Zan's was
Garrick's measurement was 2 mm off. (10 - 8 = 2)
Zan's measurement was 12 mm off. (100 - 88 = 12)
Garrick's percent error was 20% (2 / 10 x 100)
Zan's percent error was 12% (12 / 100 x 100)
represent 11 by 9 on a number line
Answer:
Fraction mulitiplication adding its c
Step-by-step explanation:
sequence three missing terms to comple 7444> →→19-
To complete the sequence "7444> →→19-", we need to find the missing terms that fit the pattern established by the given numbers. Let's analyze the sequence and identify any discernible pattern or rule.
Looking at the sequence, we can observe that each number is decreasing by a certain value. In this case, the first number is 7444, and the second number is 19, indicating a decrease of 7425. Now, we need to continue this pattern.
To find the third missing term, we subtract 7425 from 19, resulting in -7406. Therefore, the third missing term is -7406
To find the fourth missing term, we subtract 7425 from -7406, resulting in -14831. Therefore, the fourth missing term is -14831.
To find the fifth missing term, we subtract 7425 from -14831, resulting in -22256. Therefore, the fifth missing term is -22256.
Therefore, the completed sequence is:
7444> →→19- → -7406 → -14831 → -22256
Each term in the sequence is obtained by subtracting 7425 from the previous term.
It's important to note that this solution assumes a linear pattern in which the same subtraction value is applied to each term. However, without additional context or information about the sequence, there could be alternative patterns or interpretations.
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QUESTION 1 Which one of the following is an ordered pair? O {-3,5} O (2, 4,0) 0 (0, 6) 0 1,3
Is there another way to extend the plane of complex numbers other than by the Riemann sphere?
No answer needed! Just take the points.
Step-by-step explanation:
Put the question again I don't see it
After she pays her bills each month, Lana has $300 left. Based on the graph below, which is the best estimate of how much she will spend on movies and eating out? $180 $75 $160 $200 $90 Discretionary Spending 16- to 22-Year-Olds Shopping for Pleasure 34% Hobbies 12% Eating Out 30% Movies 24%.
The best estimate of how much she will spend on movies and eating out is given as follows:
$162.
How to obtain the best estimate?The best estimate of how much she will spend on movies and eating out is obtained applying the proportions in the context of the problem.
The percentages associated with movies and eating out are given as follows:
Eating out: 30%.Movies: 24%.The amount that she has left is given as follows:
$300.
Hence the best estimate of how much she will spend on movies and eating out is obtained as follows:
(0.3 + 0.24) x 300 = 0.54 x 300 = $162.
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5 Find the slope and the y-intercept represented by the equation y=x-4y=x−4
Answer:
Slope 1; Y-intercept -1
Step-by-step explanation:
The equation is written in the form of y=mx=b (slope-intercept) where m is the slope and b the y-intercept, then find the terms.
The decay rate (k) is 2.2% per year = -0.022
The half life is ___ years.
Answer:
31.5 years.
Step-by-step explanation:
Half life is given by \(= -\frac{ln(2)}{k}\). Where we use the natural logarithm. Plugging in a value of \(k = -0.022\) we get: 31.5 years for the half life.
Ken owns 500 shares of LaceNBrace, which makes hockey equipment. He receives a notice stating the company will be paying $0.15 dividend per share. What is the total dividend payment he receives for that quarter? O $750 O $8.50 O $7.55 O $75
Ken will receive a total dividend payment of $75 for that quarter.
We have to given that,
Ken owns 500 shares of LaceNBrace, which makes hockey equipment.
And, He receives a notice stating the company will be paying $0.15 dividend per share.
Now, For the total dividend payment Ken receives for that quarter, we can multiply the dividend per share by the total number of shares he owns:
= $0.15 per share x 500 shares
= $75
Therefore, Ken will receive a total dividend payment of $75 for that quarter.
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Suppose an account pays 2.5% interest that is compounded annually. At the beginning of each year, $10,000 is deposited into the account
(starting with $10,000 for the first year).
Assuming no withdrawals or other deposits are made and that the interest rate is fixed, the balance of the account (rounded to the
nearest dollar) after the seventh deposit is_
O $74,581
O $77,201
O $75,474
O $76,816
Answer:
The answer is 75,474
Step-by-step explanation:
In Teaneck, the fruit fly population in millions is modeled by Where t is in millions after June 1st, 2002. Find this function…Estimate the initial population of fruit flys on June 1st, 2002. Initial population is = _______ Estimate the population after many months - for example many years into the future. Population well into the future is = ________
Given function is
\(f(t)=\frac{8t+4}{t+1}\)where t is in months after June 1st, 2002.
Substitute t=0 in the function, to find the initial population.
\(f(0)=\frac{8(0)+4}{(0)+1}\)\(f(0)=4\text{ million}\)The initial population of fruit flys on June 1st, 2002 is 4 million.
The graph of the given function is
We need to find the population after many months - for example, many years into the future.
Let us take t=100, and substitute in the given function, we get
\(f(100)=\frac{8(100)+4}{100+1}\)\(f(100)=\frac{804}{101}\)\(f(100)=7.96\)Round off, we get
\(f(100)=8\)
Hence the population well into the future is 8 million.
The Initial population is 4 million and Population well into the future is 8 million.
What is a function?It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.
It is given that:
In Teaneck, the fruit fly population in millions is modeled by Where t is in millions after June 1st, 2002.
f(t) = 8t + 4/t + 1
Plug t = 0
f(0) = 4 million
Plug t = 100
f(100) = 7.96 = 8 million
Thus, the Initial population is 4 million and the Population well into the future is 8 million.
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