People are walking along the hiking trail at a constant rate of 5 miles per hour. At the start of the trial, you can either walk to the left or to the right. Complete the table to determine how far, and which direction, a hiker is traveling. The first row has been done for you.

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?