MAT 121 Study Guide - Midterm Guide: Binomial Distribution, Financial Analyst, Standard Deviation
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Instructions: there are 12 problems and each problem has several parts. Do not write on the rest of this cover sheet! (your instructor will use this sheet for recording your scores. ) 500 drivers under 30 years of age and 500 drivers over 30 years of age: cluster, systematic, stratified, random, convenience, a) (3 pts) suzie is 70 inches in height. Explain your answer: (3 pts) find the mean and the median for the following data set. 3 a) (4 pts) compute the sample standard deviation s for the following data. The prices forcdplayersindollarsare 249 195 162 446 279 214 307 187. The mean of these data is 254. 88: (2 pts) weekly sales at joe"s gas station average x =,000 with a standard deviation s = . Explain in terms of x and s: (4 pts) find the percentile of the data point 114 in the following data set.
