the sample Cumulative frequency (Number of students) 82889889 80 40 20 10 Leisure Time of College Students 9.5 14.5 19.5 24.5 29.5 34.5 39 Number of hours

Q: You may need to use the appropriate appendix table or technology to answer this question. A…

A: Mean()=200standard deviation()=50sample size(n)=100

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A: Coefficient of SkewnessCoefficient of skewness is one way to measure the skewness of a distribution.…

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Q: c. Find the 73rd percentile for this distribution. S (Round to the nearest dollar.)

A: Mean()=27105standard deviation()=6808

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A: Data4.44.64.54.44.34.74.74.64.64.84.94.44.54.74.44.54.94.74.54.6

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Q: 4. Use Table 4 of the Appendix to find t for a 0.95 confidence level when the

A: 4)Sample size n =120.95 confidence level.

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A: Sample  size(n)=495no.of students having passport(X)=145

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A: The sample size is 66, the sample mean is 2.41 and the sample standard deviation is 2.09.

Q: Number of Observations in Subgroup, 6 8 9 10 11 12 22222222 13 14 15 16 17 18 19 20 Factor for z…

A:

Q: The gas mileages (in miles per gallon) for 34 cars are shown in the frequency distribution.…

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A: Let us denote the given values as x.xx^22498115225416141969811419674939636∑x=83∑x^2=893

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A: The random sample of size, The number of successes, The confidence interval is 90%.

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A:

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Q: Please do not give solution in image format thanku (4.1)   List all possible sample random…

A: Population {0, 1, 2, 3, 4}Sample random samples of size n = 2

Q: 154 165 170 171 172 180 184 185 195 198 198 200 200 200 189 189 192 205 205 211 215 220 220 225 238…

A: Sample size n=30

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A:

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A: Mean()=50standard deviation()=11

Q: If P(A) = 0.73, P(A U B) = 0.88, and P(A n B) = 0.58, find P(B). O 0.15 0.26 0.58 0.73

A: P(A)=0.73P(AB)=0.88P(AB)=0.58

Q: Many firms use on-the-job training to teach their employees computer programming. Suppose you work…

A: Population meam=85Population standard deviation =2Row score X=84