Question
In: Statistics and Probability
Forty randomly selected students were asked the number of pairs of sneakers they owned. Let X...
Forty randomly selected students were asked the number of pairs of sneakers they owned. Let X = the number of pairs of sneakers owned. The results are as follows.
| X | Frequency |
|---|---|
| 1 | 3 |
| 2 | 3 |
| 3 | 7 |
| 4 | 13 |
| 5 | 13 |
| 6 | 1 |
Find: Sample Mean, Standard Deviation, Relative Frequency and Cumulative Relative Frequency, First and Third Quartiles, What percent of the students owned at least five pairs? (Round your answer to one decimal place.), 40th Percentile and 90th Percentile.
Solutions
Expert Solution
Mean = 3.8
Standard deviation: 1.2
First quartile:
Third quartile:
What percent of the students owned at least five pairs?
18%
Relative frequency for minimum 5 sneakers owned is 18%
40th Percentile:
90th Percentile:
orchestra answered 1 year agoRelated Solutions
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