You are interested in getting the effect of X on Y. You think that you need to control for Z, and you also want to know whether the effect of X on Y differs across group D. What should you regress Y on? Don't add any predictors that aren't necessary. X, D, and the interaction between X and Z X, D, and Z OX, D, Z, and the interaction between X and D OX, D, Z, and the interaction between X and Z X, Z, and the interaction between X and D

Q: need a fraction please

A: The original problem is related to a die is rolled two times.

Q: Subtract 20 minutes 35 seconds from 64 minutes 30 seconds

A: On subtracting , we get

Q: Between 69 and 77 beats per minute

A: Here, average heart rate is 74 beats per minute and standard deviation is 4 beats per minute.

Q: Find the logarithm log(36)=

A:

Q: Convert 41 minutes

A:

Q: Approximately 32,300 Americans died in automobile accidents in 2012. Express this toll in deaths per…

A: Given that Approximately 32,300 Americans died in automobile accidents in 2012.

Q: write answer as fraction -(1/2)^3

A: We know , (a/b)n = an/bn

Q: Please show the work 75x24

A:

Q: A special rubber ball is dropped from the top of a wall that is 64 meters high. Each time the ball…

A: The ball drop from the top  wall that that is 64 m  high. The ball bounces half the distance it fell…

Q: to 48x

A: Given expression is:

Q: Write a number less than 900 that rounds to 900 when rounding to the nearest hundred. Wh

A: Any number between 851 to 899

Q: Jake drives 113 kilometers per hour. What is his speed in miles per minute?

A: Given Speed in  kilometres per hour = 113 km/h  Since we know that  1 km = 0.6214 miles  And  1…

Q: Blank of 80 is 50

A: Blank of 80 is 50

Q: Express 5.55 x 102 as an ordinary number.

A: We need to express given number in ordinary number.

Q: Round 234 to the nearest ten and hundred.

A: The hundreds place, tens place and unit place of a number can be represented as:

Q: 221four + 131four=

A: Here first we convert base four number to base ten number and then add it. Again convert base ten…

Q: A cyclist bikes 20 kilometers in 2 hours. What is the cyclists pace in hours per 1 kilometer?

A:

Q: tI = 3?

A:

Q: How many minutes are in 130 seconds? Your answer will have both minutes and seconds. Show your…

A: We know that  1 minute = 60 seconds

Q: Round 52,456 to the nearest ten thousand

A: That's easy. Have a good day!!!