A random sample of 20 items is selected from a population. to determine the appropriate critical t-value what number of degrees of freedom should be used?

Find each sum. 27.58 + 40.5

A square garden has sides that are 9 yards long. What is the garden's area?

The ratio of the measures of the three sides of a triangle is 3:7:5, and its perimeter is 156.8. Find the measure of each side.

Circle ten digits in each number. 31 94 17

12+3y+y=? What is the answer?

A. If it is not summertime, then Joey does not go to the water park and does not ride the bumper boats. False B. If it is summertime, then Joey does not go to the water park and rides the bumper boats. True C.

In Ellen's sixth grade class there are 14 boys and 11 girls write each ratio using numbers in two ways

What number is this 40+5+.6+.03 what is it in word form and standadrd form

A building has 4 offices. There are 4 people in each of the offices. Each person has 4 chairs. How many chairs are in the building?

There are 28 student desks in a class. Each desk measures 26.17 inches. If you were to line up all the desks end to end how long would hey be