A music Web site announced that over

4 X 10^9 songs were downloaded by 5 X 10^7

registered users. What is the average number

of downloads per user?

If n = 5.3 cm and p = 6.25cm what is the measure of angle

A statistics teacher wants to know how her students feel about an introductory statistics course. She decides to administer a survey to a random sample of students taking the course. She has several sampling plans to choose from.

Suppose you round 43,257,529 to 43,300,000 to what place value did you round?

Calculate the above probabilities for both sample sizes. (round intermediate calculations to 4 decimal places, "z" value to 2 decimal places, and final answer to 4 decimal places.)

Write an equation of the line below (0,-4) and (5,-6)

H (x) = x^2-4x+1 find axis of symmetry

What is 19 = - 4 + 2/5x + 10?

The Freeman family bought a new apartment five years ago for $80,000. The house is now worth $199,200. Assuming a steady rate of growth, what was the yearly rate of appreciation?

What's (-1.15) * 3.2=? Explain = )

Ramon jogged for 2/3 hour. Crystal jogged for 1/2 hour. How long did they both jog.