Question

Given a standardized normal distribution (with a mean of 0 and a standard deviation of 1, as in Table E. 2), what is the probability that
a. Z is between - 1.57 and 1.84?
b. Z is less than - 1.57 or greater than 1.84?
c. What is the value of Z if only 2.5 percent of all possible Z values are larger?
d. Between what two values of Z (symmetrically distributed around the mean) will 68.26 percent of all possible Z values be contained?


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  • CreatedJuly 16, 2015
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