Question
55 randomly selected students were asked how many siblings were in their family. Let X -...
55 randomly selected students were asked how many siblings were
in their family. Let X - the number of pairs of siblings in the
student's family. The results are as follows:
| # of Siblings | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| Frequency | 10 | 6 | 14 | 8 | 6 | 11 |
Round all your answers to one decimal place.
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 1 siblings? %
70% of all respondents have fewer than how many siblings?
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