Suppose the correlation between two variables is r=0.19. What is the new correlation if 0.23 is added to all values of the x value, every value of the y variable is doubled and the two variables are interchanged?

A. 0.19

B. 0.42

C. 0.84

D.-0.19

E.-0.84

Javier bought a 20 oz smoothie that contains 450 total calories how many calories does a smoothie contain per ounce

A number rounded to the nearest hundred thousand is 400,000. The same number rounded to the nearest ten thousand is 350,000. What could be the number?

Ivan made 6 identical necklaces, each having beads and a pendant. The total cost of the beads and pendants for all 6 necklaces was$31.40. If the beads cost a total of $15.60, how much did each pendant cost?

There are 76 people seated at the 5th lunch tables each table holds 10 people how many full tables are there?

2 (k+m) = 5, solve for m

In order to solve the system by elimination method, you would first: x + y = - 3 x - y = - 5 a) Subtract both of the equations to eliminate y terms to find the value of y. b) Subtract both of the equations to eliminate y terms to find the value of x.

Solve for x. -34 (x+2) = 6

Determine whether GHI is a right triangle for the given vertices G (2,7) H (3,6), I (-4,-1)

The middle-school camera club sold 240 tulip bulbs and 360 daffodil bulbs. Students divided the bulbs into 100 bags to sell at the school fair.

How are real numbers used to describe real world situations?