Wu made the following scores on two achievement tests. On which test he perform better relative to the class?, statistics homework help
Statistics:
Wu made the following scores on two achievement tests. On which test he perform better relative to the class?
|
Test 1 |
Test 2 |
|
|
Wu |
45 |
40 |
|
Mean |
30 |
25 |
|
Standard Deviation |
10 |
15 |
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