explain why the set {4,4,20,20} has a standard deviation of 8

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What expression is equivalent to 1/4 (8-6x+12) ?

Ron's Factory is currently producing 30 chairs in a day. How many chairs would be produced if production is to be increased by 130%?

How many 3/10 centimeter segments are in 3 centimeters

If g is the number of girls in a class and b the number of boys and if there are five more girl) than boys (b) in a class, write an algebraic equation that shows this relationship.

What is the remainder of the function f (x) = x^4-3x^3+7x-1 is divided by (x-2) A. 2 B. 5 C. 17 D. 25

Find the interior angles of a heptagon

5x + 3 = 7x - 1. Find x a. 1/3 b. ½ c. 1 d. 2

Sarah solved a quadratic equation. Her work is shown below, with Step 1 missing. What could Sarah have written as the result from Step 1? 2 (x + 1) 2 + 6 = 134 Step 1 (x+1) 2 - 64 Step 2 2+1 = 18 Step 3 x = - 9 or x = 7 Step 4 Khan academy quiz

Ecessary. Bamples 3. What number is 15% of 60?