Finding the estimated mean - 30) Determine the estimated mean of the following frequency distribution
Class frequency
0 up to 5 2
5 up to 10 7
10 up to 15 ...
Mean and the standard deviation - Determine the mean and the standard deviation of the following frequency distribution.
Class Frequency
0 up to 5 2
5 up to 10 7
10 up to 15 1 ...
frequency polygon - Problem (also attached):
The following are the lengths of stay (in days) for a random sample of 15 patients discharged from a particular hospital:
13,9,5,11,6,3,12,10,11,5,5,12,9,9
Draw the ...
Frequency polygons - The following are the lengths of stay (in days) for a random sample of 16 patients discharged from a particular hospital:
13,9,5,11,6,3,9,9,5,5,12,12,9,9,4,4
Draw the frequency polygon for these ...
Frequency Polygon - Here are the shopping times (in minutes) for a sample of 21 shoppers at a particular grocery store:
26 23 44 41 38 35 31 28 25 22 43 40 37 34 31 43 43 39 39 36 36
Draw the frequency polygon for t ...