What is the standard deviation of the data set

5, 9, 11, 4, 8, 9, 12

round the answer to the nearest tenth.

A. 2.7

B. 2.9

C. 3.0

D. 8.2

Explain an show me how to describe to use a tens fact to find the difference for 15-8

4. Based on your answer from #3, how many solutions would the Quadratic have? * 2x2 + 7x - 3 = 0

To decrease an amount by 24% what single multiplier would you use

Solve. write your answer in interval notation |2x+7|+9>20

What is 22.5% in a fraction in simplest form

Give a counterexample for the statement: 'All square roots are irrational numbers'. Explain your reasoning.

Find the value of c that will make 9x2 + 30x + ca perfect square trinomial.

Hat logarithmic function represents the data in the table? x f (x) 25 2 125 3 625 4

500 inches is equal than less than greater than 40 feet

When the angle of elevation of the sun is 64°, a pole that is tilted at an angle of 9° directly away from the sun casts a shadow 21 feet long on level ground. approximate the length of the pole to the nearest foot?