Which of the following would be an appropriate null hypothesis? A. The mean of a population is equal to 55. B. The mean of a sample is equal to 55. C. The mean of a population is greater than 55. D. Only (a) and (c) are true.

Which of the following is a step in simplifying the expression x multiplied by y to the power of 3 over x to the power of negative 4 multiplied by y to the power of 4, the whole to the power of negative 2.?

Danielle works as a cashier in a bookstore she works 35 hours a week and orange $11 an hour each week Daniel spend $300 and save the rest Daniel estimated that she earns about $20,000 per year is this estimate accurate explain

5238+3420 to the nearest hundreds

Name two congruent circles.

Greg has a bag of beads that contains 16 black, 20 red, and 4 white beads. He randomly picks a bead, places it back into the bag, and then randomly picks another one.

Slope and y intercept

A website requires a 7-digit password. How many different passwords can be made using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 if each number can only be used once? A. 120 B. 70 C. 5,040 D. 604,800

What is the solution for x in the equation? 3x - 42 = - 6x + 21

How many 1 inch cubes are needed to create a rectangular prism that is 6 inches in length, 2 inches in width, and 3 inches in height?

The average person drinks 1 pt of milk a day at this rate, how many gallons will a person drink in a leap year