A) Friendship is more important than treasure
The answer to this question is C
It “swung people to the idea of drinking recycled water”...
Answer:
The z score can be calculated by the difference of population and sample mean divided by standard error. Standard error can be calculated as the standard deviation divided by square root of sample size From the given the standard error: SE = 12/sqrt (20) = 2.68 Z = (208 -195)/2.68 = 4.85
Explanation:
