Mathematics, 23.02.2021 19:30 meghan2529

3) The following frequency table represents the top speed (in kilometers per hour) of all the players (except goalkeepers) in the 2014 World Cup Soccer Tournament.
Speed
Number of Players
10-13.9
4
14-17.9
7
18-21.9
17
22-25.9
91
26-29.9
282
30-33.9
206
a) Determine the class midpoints and calculate the mean and standard deviation.
b) Sketch a histogram of the data and determine the shape of the distribution.

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