In Exercises 520, find the (a) mean, (b) median, (c) mode,

Chapter 3, Problem 8

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In Exercises 520, find the (a) mean, (b) median, (c) mode, and (d) midrange for thegiven sample data. Express answers with the appropriate units of measurement. Thenanswer the given questions. Tests of Child Booster Seats The National Highway Traffic Safety Administrationconducted crash tests of child booster seats for cars. Listed below are results from thosetests, with the measurements given in hic, which is a measurement of a standard headinjury criterion. According to the safety requirement, the hic measurement should beless than 1000 hic. Do the results suggest that all child booster seats meet the specifiedrequirement?774 649 1210 546 431 612

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