The sample standard deviation is found by taking the

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Mathematics: A Practical Odyssey
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Chapter 4 / Exercise 23
Mathematics: A Practical Odyssey
Johnson/Mowry
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14. The sample standard deviation is found by taking the square root of _______. A. the sample mean B. the sample variance C. the coefficient of variation D. the mean absolute deviation
15. The number of standard deviations that a value (X) is above or below the mean is the _______.
16. If the mean of a distribution is greater than the median, then the distribution is ____________.
17. If the median of a distribution is greater than mean, then the distribution is _________.
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Mathematics: A Practical Odyssey
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Chapter 4 / Exercise 23
Mathematics: A Practical Odyssey
Johnson/Mowry
Expert Verified
18. The interquartile range is _____________. A. the largest value minus the least value B. the ratio of the mean to the standard deviation C. negative if the distribution is skewed to the left D.
Q3Q19. The five numbers used to construct a box and whisker plot are _______. 1
20. Which of the following is a measure of relative dispersion?
21. The empirical rule says that approximately what percentage of the values would be within 2 standard deviations of the mean in a bell shaped set of data?
22. The empirical rule says that approximately what percentage of the values would be within 1 standard deviation of the mean in a bell shaped set of data? A. 95% B. 68% C. 50% D. almost all

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