44 randomly selected students were asked how many siblings were in their family. Let X represent 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 9, 6, 8, 7, 3, 11

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 3 siblings?____ %

69% of all respondents have fewer than how many siblings?_______