A physics test is normally distributed. The class average was 79.3, and the standard deviation was 7.5. What percent of students scored between a 68 and 86.8?

Solve the following system by any method. -8x - 8y = 0 -8x + 2y = - 20 A. (2, - 2) B. (-2, 2) C. (2, 2) D. (0, - 2)

For an F distribution, the number of degrees of freedom for the numerator a. must be larger than the number of degrees of freedom for the denominator. b. can be larger, smaller, or equal to the number of degrees of freedom for the denominator. c.

you spin the spinner then flip the coin. what is the probability of spinning an even number and then flipping heads

You have to answer 2 questions for the exam. There are 7 essays to choose from. How many different groups of 2 essays could you possibly choose?

Two rectangular swimming pools measure 16 feet wide by 24 feet long. The first pool is 3 feet deep. the second pool is 5 feet deep. how many more cubic feet of space is in the second pool than the first pool?

In the diagram, ABC = AWRS. What is the perimeter of AWRS? 10 units 11 units 12 units 13 units

A ball is dropped from a height of 12 feet and returns to a height that is one-half of the height from which it fell. The ball continues to bounce half the height of the previous bounce each time.

What is the answer to the equation 4x-5.6=8x+5

What is the ratio of 150 miles in 6 gallons

David, Stephen and June share £96 in a ratio 2:3:3. How much money does each person get whats tge answer