The formula used for calculation of labour rate variance is.

Suppose a random sample of 84 men has a mean foot length of 26.9 cm with a standard deviation of 2.1 cm. what is an 95% confidence interval for this data? question 3 options: question 24 options: 28.58 to 25.22 21.52 to 32.28 24.8 to 29 24.21 to 29.59

Did the universe cool off or get hotter as it expanded after the 'big bang"?

Mount saint helen the great lakes and death valley are physical features of the earth which scientific term describes these features