WorksheetsAverages
Total questions: 18
Worksheet time: 34mins
5, 4, 1, 8, 4, 2
4, 9, 8, 3, 7, 10
12,10,10,10,13,12,11,13,10
Find the mean age. You may want to write out the table with an extra column.
2.6
6.5
5.7
5.5
Find the median age
7
6.5
6
7.5
Find the mode
7
5
8
6
Find the estimated mean from the following table...
You may need to copy the table out and add columns...
28.5
31.5
30.5
29.5
Find the modal group from the following table...
20 < x < 40
0 < x < 20
60 < x < 80
80 < x < 100
What is the missing number in the cumulative frequency column?
19
9
15
22
How many women drive an SUV?
180
45
156
135
Find the estimated mean from the following table...
You may need to copy the table out and add columns...
28.5
31.5
30.5
29.5
Estimate the mean height of these 25 trees (using your calculator)
100cm
116cm
118cm
119cm
Given the date below, what is the value of N?
30
40
50
60
Find the median.
27.43
28.43
29.43
30.43
For this grouped data, which is the median class?
20-<30
30-<40
40-<50
0-<10
For this grouped data, what is the mean?
20
25
27
30
