Which expression should you simplify to find the 90% confidence interval,

given a sample of 36 people with a sample proportion of 0.45?

O

0.45(1-0.45)

A. 0.45 36. V - 1.645

O

B. 0.45 + 1.645 • V-

0.45(1-0.45)

36

36

O C. 0.45 + 1.645 • V 0.45(1–0.45)

D. 0.45 1.645,80.45

36

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour.is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers

Summary statistics given for independent simple random samples from two populations. use the pooled t-interval procedure to obtain specified confidence interval. x1=71.6, s1=3.9, n1=11, x2=67.9, s2=3.4, n2=9 determine a 99% confidence level.

5/4 gallons of water fill 5/6 of a bucket how many gallons of water fill the entire bucket