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The scores of four roommates on the Law School Admission Test (LSAT) are: 628 593 455 503 Find the mean, the standard deviation, and the standard error of the mean.

How much pure acid should be mixed with 2 gallons of a 50% acid solution in order to get an 80% acid solution?

Cual es el decimal de - 2/6

A _ is a ratio that compares a number to 100 using the % symbol

On a map the key indicates that 1/4 inch = 1/2 mile. if two cities on themap are 4 1/2 inches apart what is the distance between the cities

What is the solution to the quadratic equation? y = x^2-4

Sunny earns $12 per hour delivering cakes. She worked for x hours this week. Unfortunately, she was charged $15 for a late delivery on Tuesday. How much money did Sunny earn this weekend?

One track coach wants her athletes to race 2 miles around a track to measure how fast each person can run? If the track is 2/3 of a mile around, then how many laps around the track will athletes have to run to complete the race?

Which of the following is a composite number? 48 67 13 31

What is a like radical to cube root 54 after simplifying