In: Statistics and Probability
54 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.
# of Siblings | 0 | 1 | 2 | 3 | 4 | 5 |
---|---|---|---|---|---|---|
Frequency | 5 | 9 | 10 | 13 | 10 | 7 |
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?
_____%
88% of all respondents have fewer than how many siblings?