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Asked by zymurray on coursehero.com

1. Let X have a normal distribution with mean µ= 30 and standard deviation σ= 10. Calculate P(X>40). Round to two decimal places. (4 pts)

2. For a standard normal variable Z, compute P(Z<1.5). Round your answer to two decimal places. (3 pts)

10. A larger standard deviation of a normal distribution indicates that the distribution becomes (2.5 pts)

a. narrower and more peaked

b. flatted and wider

c. more skewed to the right

d. more skewed to the left

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Answered by priyalkarodia20 on coursehero.com

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