Answer:
plug in d 831×12 into the caculator
Answer:
Their were 42 kids on each bus.
Step-by-step explanation:
You have to divide the number of kids(210) by the number of buses.
Answer: 346
Step-by-step explanation:
Given : Margin of error : E= 0.05
Standard deviation :
Significance level :
Critical value :
The formula to calculate sample size ( if proportion is known) :-
Hence, the required minimum sample would be 346.
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( thats what i found on the internet, hope this helps :) ! )