A group of students take a test. The group consists of 12 boys and 8 girls.

The mean mark for the boys is 18

The mean mark for the girls is 16.5

Calculate the mean mark for the whole group.

Which of the following is not a binorrial experiment? a Asking 100 people whether or not the like pizza. b. Measuring the height of 100 people to see if they are over 61. Asking 100 people what their favorite color is. d.

What is the answer for R=E/I solve for I

Solve for x? x^2-2x-11=0

Two-fourths cup of water is how much in ounces?

Find the values of the powers in the following pattern: 10^, 10^2, 10^3, 10^4 ... describe the pattern, and use it to evaluate 10^6 without using multiplication.

Why was Copernicus' work controversial? A. His invention of the printing press increased literacy and therefore threatened the political order. B. He called for an ideal society in which people share resources and devote time to education. C.

Before a race, you start 3 1/4 feet behind your friend. At the finish line you are 2 1/3 feet ahead of your friend. What is the change in distance between you and your friend?

3000000000-900000000

A cabin has room for seven campers and two counselors. How many cabins are needed for a total of 49 campers and 14 counselors?

An exponential function is expressed in the form y=a*b*. The relation represents a growth when