Suppose a simple random sample of size nequals64 is obtained from a population with mu equals 77 and sigma equals 16. (a) describe the sampling distribution of x overbar. (b) what is upper p (x overbar greater than 80.7 )? (c) what is upper p (x overbar less than or equals 72.6 )? (d) what is upper p (74 less than x overbar less than 82 )?

What is the area of the triangle 10 13 12

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright