Import the ""reacttimes"" data set and consider the 50 observations of the variable ""times"" to be a sample from a larger population. find a 99% confidence interval for the population mean. construct a normal quantile plot and comment on the appropriateness of the procedure.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3