Mathematics, 28.01.2020 20:53 valeriegarcia12
Wenty-five randomly selected students were asked the number of movies they watched the previous week. the results are as follows:
# of movies frequency
0 4
1 9
2 5
3 6
4 1
a) find the sample standard deviation, s. (round your answer to two decimal places.)
b) find the sample mean x^-.
Answers: 1
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