Answer:
15 boys selected
Step-by-step explanation:
Given
--- The population
--- The sample selected
-- The proportion of boys
Required
The expected number of boys selected
The expected number is calculated by multiplying the sample size by the proportion of boys.
So, we have:
--- approximated
M=97/9
Explanation: (in the picture)
Answer:
the answer is c
Step-by-step explanation:
The min is 2 the median is 14, q1 which is the median of the lower numbers is 8.5, q3 which is the median of the higher numbers is 20, and the max is 32
Answer:
that looks really hard
Step-by-step explanation: