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Objective 1.1, Page 18 1

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Section 1.3, Page 20 3

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Section 1.3, Page 20 4

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a. Find the mean, variance, and standard deviation.

b. Find the 5-number summary.

c. Make a box and whisker display and label the numbers.

d. Calculate the Interquartile range and the range

e. Describe the shape of the distribution

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Z Score Problems

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the standard deviation is 5 seconds.

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Test the claim that the BMI of the cardiovascular technologists is different than the BMI of the general population. Use α = .05. Assume the population of the BMI of the cardiovascular technologists is normal.a.State the necessary hypotheses.b.Is the sampling distribution normal. Why?c.Find the p-value.d.State your conclusion.e.If you made an error, what type of error did you make?

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a. Find the 98% confidence interval.b. Find the critical valuec. Find the margin of error.d. Find the standard error.e. What assumption must we make about the the

population to have a t-sampling distribution.f. What are the proper words to describe the

confidence interval?g. If you wanted to have a margin of error of one

minute and the 98% confidence interval for this data, how large must the sample be?

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Problems

a. Find the p-value.b. State your conclusion.c. What is the name of the probability model used for

the sampling distributiond. What is the mean of the sampling distribution?e. What is the value of the standard error?f. If your conclusion is in error, what type of error is it?

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