In a simple regression, the correlation coefficient r is the square root of r2.

a. True

b. False

If 15% of days are sunny and the rest are rainy, what is the ratio of sunny days to rainy days

A grocer mixed nuts worth 80 cents per pound with nuts worth 50 cents per pound. how many pounds of each did he use to make a minture of 30 pounds to sell at 75 cents per pound

Beth is making fruit salad. She adds 5 grapes for every 2 strawberries. If she uses 18 strawberries, how many grapes will she use?

Bernie drove from his house to his cousin's house in 6 hours at an average rate of 52 miles per hour he drove home at an average rate of 60 miles per hour how long did it take him to drive home

3 prime numbers that add up to 30

Find f when 27f=81 f=

Akira is saving money to buy a bicycle. He already saved 80 and plans to save an additional 5 each week find the total amount he has saved after any number of weeks

In some ways, a debit card is more vulnerable to theft than cash or a checkbook. Explain how this is so.

Solve step by step 5 (2x-8) + 15=-15

What does rt means on geometry