Essay
From a normal distribution with a mean of 150 and a standard deviation of 50, find
a. the proportion of scores less than 225.
b. the proportion of scores less than 0.
c. the number of scores of 175 or more in a population of 500 scores.
Correct Answer:
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a. \[\begin{array} { l }
z = \frac { 22 ...View Answer
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Correct Answer:
Verified
z = \frac { 22 ...
View Answer
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