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Math·Problem-Solving and Data Analysis·One-variable data: Distributions and measures of center and spread
mediumEach of the following frequency tables represents a data set. Which data set has the greatest mean?
A
Value | Frequency
20 | 4
30 | 5
40 | 6
50 | 7
20 | 4
30 | 5
40 | 6
50 | 7
B
Value | Frequency
20 | 7
30 | 6
40 | 6
50 | 7
20 | 7
30 | 6
40 | 6
50 | 7
C
Value | Frequency
20 | 8
30 | 5
40 | 5
50 | 8
20 | 8
30 | 5
40 | 5
50 | 8
D
Value | Frequency
20 | 6
30 | 6
40 | 6
50 | 6
20 | 6
30 | 6
40 | 6
50 | 6