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9. Which of the following is not a property of the t distribution? a) it is centered at zero b) as the degrees of freedom increase it becomes less like a Z distribution. c) it has fatter tails than a Z distribution. d) it is symmetric and mound shaped

9. Which of the following is not a property of the t distribution? a) it is centered at zero b) as the degrees of freedom increase it becomes less like a Z distribution. c) it has fatter tails than a Z distribution. d) it is symmetric and mound shaped

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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c) Standard deviation d) Range 8. Let X be the number of sunny days in the month of June in California. What type of random variable is this? a) continuous b) discrete 9. Which of the following is not a property of the t distribution? a) it is centered at zero b) as the degrees of freedom increase it becomes less like a Z distribution. c) it has fatter tails than a Z distribution. d) it is symmetric and mound shaped 10. When are p-values negative? a) when the sample statistic is smaller than the hypothesized value of the par: b) never c) when we fail to reject the null hypothesis d) when the test statistic is negative
Transcribed Image Text:c) Standard deviation d) Range 8. Let X be the number of sunny days in the month of June in California. What type of random variable is this? a) continuous b) discrete 9. Which of the following is not a property of the t distribution? a) it is centered at zero b) as the degrees of freedom increase it becomes less like a Z distribution. c) it has fatter tails than a Z distribution. d) it is symmetric and mound shaped 10. When are p-values negative? a) when the sample statistic is smaller than the hypothesized value of the par: b) never c) when we fail to reject the null hypothesis d) when the test statistic is negative
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