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a normal distribution has a mean of 22 and a standard deviation of 3. Find the probablility that a randomly selected x-value is in the given interval. Between 19 and 25.
14 years ago

Answers

PsyDAG
Z = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions related to the two Z scores.
14 years ago
Anonymous
1/6
14 years ago

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