(Answered) A teacher believes that the class scores on a final

Statistics

A teacher believes that the class scores on a final examination should be approximately normal distributed. If this belief is correct, what proportion of the class should fall at or below the following z values?

a. -1.3

b. 0.94

c. 1.90

d. -1.76

e. -0.44

f. 2.17

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