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Math·Problem-Solving and Data Analysis·One-variable data: Distributions and measures of center and spread
hard| Data Set X Value | Data Set X Frequency | Data Set Y Value | Data Set Y Frequency |
|---|---|---|---|
| a | 0 | a | 1,900 |
| b | 5 | b | 500 |
| c | 19 | c | 0 |
Data sets X and Y are summarized in the tables shown, where a, b, and c are positive, consecutive integers and a<b<c. Which statement comparing the means of the data sets is true?
A
The mean of data set X is less than the mean of data set Y.
B
The mean of data set X is greater than the mean of data set Y.
C
The mean of data set Y is 100 times the mean of data set X.
D
The means of the two data sets are equal.