No student devices needed. Know more
18 questions
The following table shows the annual salaries earned by employees of a small company. What is the mean?
75,650
54,950
42,750
51,000
Write the equivalent decimal of 6%
60.0
6.0
0.6
0.06
Write the equivalent decimal for 3/8
3.75
0.375
3.8
0.38
33, 25, 42, 25, 31, 37, 46, 29, 38
What is the Q3 of the data?
37
40
42
46
33, 25, 42, 25, 31, 37, 46, 29, 38
What is the third quartile (UQ) of the data?
37
38
40
46
Mr Holland gives his class a test. The results are:
34%, 44%, 75%, 21%, 98%, 86%, 71%, 76%, 63%, 55%
How many students scored above the mean percentage?
4
5
6
7
Find the median, first quartile, third quartile, and interquartile range of the data.
32, 53, 72, 66, 47, 54, 49, 67, 71
Median: 54
First Quartile: 49
Third Quartile: 67
IQR: 18
Median: 54
First Quartile: 48
Third Quartile: 69
IQR: 21
Median: 54
First Quartile: 48
Third Quartile: 69
IQR: 22
Median: 54
First Quartile: 49
Third Quartile: 69
IQR: 20
Explore all questions with a free account