In: Statistics and Probability
Measures of Center and Spread
64 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 |
---|---|---|---|---|---|---|---|---|
Frequency | 11 | 6 | 6 | 9 | 9 | 8 | 9 | 6 |
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 9 pairs of Shoes?____
%
0% of all respondents have fewer than how many pairs of Shoes?
_____
(this is all i have)