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If the random variable z has a standard normal distribution, sketch (insert your photos of your sketches) and find each of the following probabilities using
If the random variable z has a standard normal distribution, sketch (insert your photos of your sketches) and find each of the following probabilities using a z table. You may need to reference an online z table.
a. P( -1.24< z <1.15)
b. P( z< 2.19)
c. P( z> 1.78)
d. P( z< -2.22)
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