The answer is B. addition or multiplication
Answer:
Step-by-step explanation:
-2.2 - (-1.7) - (-0.4) = -4.2 + 0.3 = -3.9
Answer:
40 + (n-1)10
Step-by-step explanation:
Correct me if im wrong but im pretty sure this is it.
Answer:
4x/117
Step-by-step explanation:
Answer: 208
Step-by-step explanation:
Given : An advertising company wishes to estimate the population mean of the distribution of hours of television watched per household per day.
Standard deviation : 
Margin of error : 
Significance level : 
Critical value : 
The formula to calculate the sample size is given by :-


Hence, the minimum required sample size must be 208.