Statistics
Statistics
4th Edition
ISBN: 9780393929720
Author: David Freedman, Robert Pisani, Roger Purves
Publisher: Norton, W. W. & Company, Inc.
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Chapter 5.7, Problem 9RE

a.

To determine

Check whether the statement “the median and the average of any list are always close together” is true or false explain briefly.

b.

To determine

Check whether the statement “Half of a list is always below average” is true or false explain briefly.

c.

To determine

Check whether the statement “with a large, representative sample, the histogram is bound to follow the normal curve quite closely” is true or false explain briefly.

d.

To determine

Check whether the statement “If two lists of numbers have exactly the same average of 50 ad the same SD of 10, then the percentage of entries between 40 and 60 must be exactly the same for both lists” is true or false explain briefly.

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