Author Question: A new laundry detergent is supposed to be equally superior to the leading brand in both hot and cold ... (Read 117 times)

ishan · **on:** Jun 20, 2018

A new laundry detergent is supposed to be equally superior to the leading brand in both hot and cold water. If the new detergent works as predicted, then there should be an interaction between the brand of detergent and the temperature of the water.

Indicate whether the statement is true or false

Question 2

A jar contains 10 red marbles and 20 blue marbles. If you take a random sample with replacement of two marbles from this jar and the first marble is blue, then the probability that the second marble is blue is p = 19/29.

Indicate whether the statement is true or false