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OpenStudy (anonymous):
Z is a standard normal random variable. find z. The area to the left of z is 0.9750. I calculated by subtracting 0.9750 with 0.50 and obtained the answer as 0.4750. I looked for the value corresponding to it in the table and found it as -1.96. Am I correct?
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OpenStudy (anonymous):
yes, you're correct. Good job
OpenStudy (anonymous):
thank you!!!
OpenStudy (anonymous):
No prob
OpenStudy (zarkon):
the area to the left is .975....the z value should not be negative |dw:1395515542250:dw|
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