Karen jobs 1/2 mile. selma jogs 1/4 mile more than karen. lena jogs 3/4 mile more than selma. how far does lena jog. i need the answer with work shown by tomorrow morning.

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?