Mathematics, 03.06.2021 20:00, ej02duncan1
The class is taking a gym test. Two friends, Amanda and Jerry are taking notes of how many sit-ups they can do in a minute. The count for the population is normally distributed, with a mean of 36 sit-ups and a standard deviation of 4 sit-ups.
Amanda's z-score is 2.5 and Jerry's is 0.5.
How many more sit-ups did Amanda do than Jerry?
A. 14 sit-ups
B. 12 sit-ups
C. 10 sit-ups
D. 8 sit-ups
Answers: 3
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The class is taking a gym test. Two friends, Amanda and Jerry are taking notes of how many sit-ups t...
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