mantooth
03.03.2021 •
Mathematics
There are dozens of personality tests available on the World Wide Web. One test, scored on a scale of 0 to 200, is designed to give an indication of how "personable" the test taker is, with higher scores indicating more "personability." Suppose that scores on this test have a mean of 101 and a standard deviation of 21. Complete the following statements about the distribution of scores on this personality test. (a) According to Chebyshev's theorem, at least of the scores lie between 59 and 143. (b) According to Chebyshev's theorem, at least 56% of the scores lie between and . (Round your answer to the nearest whole number.)
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Ответ:
Explanation is in the file
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