Question Help Assume that population mean is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval
n = 49, X = 54.8 seconds, s = 6.6 seconds
The margin of error is seconds.
(Round to one decimal place as needed.)

Which graph represents the equation y =4x

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth