Question

1. An experienced golfer hit ten cheap golf balls and ten expensive golf balls using the same club. The data shown below indicate the distance travelled for each golf ball. Here are the results of the experiment: 201 201 189 201 188 211 197 205 183 179 196 207 200 196 197 187 198 193 CHEAP EXPENSIVE 203 208 (a) Find the mean distance traveled for the 10 cheap golf balls. (b) Find the standard deviation of the distance traveled for the cheap golf balls (c) Find the mean distance traveled for the 10 expensive golf balls. (d) Find the standard deviation of the distance traveled for the expensive golf ballsTable for calculating 1(c) and 1(d) Squared Deviation Deviation (xi-x) Distance Expensive GolfBall # | 4 10 Sum (Σ.) Average え=

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The tables are filled with the required values and the mean and standard deviation are obtained using the formulas.(지-9 263 196 2D0 36 -ST usr 198 201 2 63 2o l 2 1) 20 S 1 6 36 81 210 千 8 1 6 um 2a 2020 s210102 2 2D2

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