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Mathematics, 24.12.2019 19:31 madim1275
55 randomly selected students were asked the number of pairs of shoes they have. let x represent the number of pairs of shoes. the results are as follows:
# of pairs of shoes 4 5 6 7 8 9 10 11 12 13 14 15
frequency 5 4 2 5 2 5 2 5 5 8 4 8
round all your answers to 4 decimal places where possible.
the mean is:
the median is:
the sample standard deviation is:
the first quartile is:
the third quartile is:
what percent of the respondents have at least 4 pairs of shoes? %
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