Table 3.
Item example.
| Item | Item content |
|---|---|
| Item 3 | If the average of a set of data a, b, c, d is M, then the average of another set of data 2a + 2, 2b + 2, 2c + 2, 2d + 2 is (). A. 2M B. 2M + 1 C. 2M + 1.5 D. 2M + 2 |
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