Mathematics, 12.07.2021 07:00 hebrew1148
B) An achievement test was administered to a class of 800 students. The mean score was 55 and
the standard deviation was 5. If Lingard scored 49 in the test, how many students did better
than him?
Answers: 1
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B) An achievement test was administered to a class of 800 students. The mean score was 55 and
the s...
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