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 %
The cube root of -1000p^12q^3 would be -10p^4q^1. Since -10^3 (p^4)^3 (q^1)^3 is -1000p^12q^3.
Let's check each option
Option A
The percentage of people choosing winter as their favorite season is
which equals to
%
The percentage of the other seasons are
Autumn = 24%
Spring = 16%
Summer = 40%
Option A is incorrect
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Option B
Out of the summer season, there are 24% female and 16% male
Option B is correct
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Option C
As explained for option A, the percentage of people who choose Autumn is 24% which isn't the smallest percentage.
Option C is incorrect
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Option D
There's 14% males and 10% female who choose Autumn as their favorite season.
Option D is incorrect since there's more male than the female who choose Autumn.
Answer: Option B
The answer is 68°
step by step :
I can try what exactly do you need help with