20. Find the chi square value X 2L corresponding to a sample size of 23 and a confidence level of 90%

I know the answer is 12.338 but I need the steps to get there

If c (x) = 5/x-2 and d (x) = x+3 what is the domain of (cd) (x) ? A). all real values of x B). all real values of x except x = 2 C). all real values of x except x = - 3 D). all real values of x except x = 2 and x = - 3

Sara car is 10 years old the value of her car decreased by 23% if it is worth 15200 now what was its original price

How do you decide which variable to substitute when solving system of equations by substitution? Explain.

Convert each proper fraction into a mixed number or whole number

What digit is in the ten thousands place of the number 43,310.60 975

a recipe calls for 2/4 of a cup of flour to make one batch of doughnuts. if Cecilia wants to make 9 batches of doughnuts how much flour will she need

Determine the type of triangle that has side lengths of 18, 24, and 42.

Can u show me some division fractions

In January 2008, the temperature in parts of Minnesota fell from 46 F degrees to - 14 F degrees over a 24 hour period. What was the average temperature change per hour?

Simplifying algebraic expressions c+3c use c=4