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Patients wait 110 days on average for a heart transplant with a standard deviation of 27 days. (a) What proportion of patients wait more than 74.9

Patients wait 110 days on average for a heart transplant with a standard deviation of 27 days.

(a) What proportion of patients wait more than 74.9 days? (NOTE: Please enter your answer in decimal form. For example, 45.23% should be entered as 0.4523.) 

Answer:  help (z-table)

(b) What proportion of patients wait fewer than 123.5 days? (NOTE: Please enter your answer in decimal form. For example, 45.23% should be entered as 0.4523.) 

Answer:  help (z-table)

(c) Enter the score which best approximates the lowest 29 percent of the distribution. 

Round your answer to the nearest tenth. 

Answer:  help (z-table)

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