Answer:
it is the third option because -3.2 is greater than -5.4
Step-by-step explanation:
Answer:5m/2
Step-by-step explanation:
3m-m/2
(2×3m-1×m)/2
(6m-m)/2=5m/2
Given:
The sample size n=25
Probability of population is 65 or older is 10.5%.
This date follows the binomial distribution,

To find the probability that at most 2 are 65 or older,

Answer: Probability is 0.504 .