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Given a normal distribution with mu equals 100 and sigma equals 10 comma complete parts​ (a)...

Given a normal distribution with mu equals 100 and sigma equals 10 comma complete parts​ (a) through​ (d). cumulative standardized normal distribution table.

a. What is the probability that Upper X greater than 80​?

The probability that Upper X greater than 80 is . ​(Round to four decimal places as​ needed.)

b. What is the probability that Upper X less than 95​?

The probability that Upper X less than 95 is . ​(Round to four decimal places as​ needed.)

c. What is the probability that Upper X less than 85 or Upper X greater than 110​?

The probability that Upper X less than 85 or Upper X greater than 110 is . ​(Round to four decimal places as​ needed.)

d. 80​% of the values are between what two​ X-values (symmetrically distributed around the​ mean)?

80​% of the values are greater than nothing and less than . ​(Round to two decimal places as​ needed.)

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Expert Solution

milcah answered 1 year ago
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