Homework Clinic
Mathematics Clinic => Statistics => Topic started by: washai on Apr 7, 2020
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A sample of 52 books has a mean cost of $97.26 and a standard deviation of $4.10. Use this information and the special cases of Chebychev's rule to complete the statements below:
(i) At least 39 of the 52 books cost between ___________ and ___________;
(ii) At least ____________ of the 52 books cost between $84.96 and $109.56.
◦ (i) $84.96, $109.56
(ii) 40
◦ (i) $93.16, $101.36
(ii) 47
◦ (i) $87.01, $107.51
(ii) 43
◦ (i) $89.06, $105.46
(ii) 47
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(i) $89.06, $105.46
(ii) 47