Answer: 2.28 %
Step-by-step explanation:
Given : Mean : 
Standard deviation :
The formula to calculate the z-score :-

For x = 72

The p-value = 

In percent, 
Hence, the percentage of pediatricians work more than 72 h per week = 2.28 %
Answer: x=14.4
Step-by-step explanation:
Answer:
ill take those points rq
Step-by-step explanation:
Answer:
37.931%
Step-by-step explanation:
11 / (11+18)
The answer would be 25% or 1/4 if you wanted it in fraction form.