Each year tornadoes that touch down are recorded. the following table gives the number of tornadoes that touched down during each month of the year . determine the range and sample standard deviation.
2,3,50,59,68,69,84,93,102,102,120,2 09

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

How many solutions does the nonlinear system of equations graphed below have?

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours