Mathematics, 08.03.2021 21:40 foxrule
Mrs. Huang found the mean and mean absolute deviation (MAD) of the latest test scores for two of her classes. Class A had a mean of 73.5 and Class B had a mean of 82.4. Both classes had a MAD about 4. What it the difference of the means as a multiple of the MAD? Round your answer to two decimal places. The difference of the means is about times the MAD.
Answers: 2
Mathematics, 22.06.2019 00:30, desiree6005
Triangle abc has side lengths: ab = 3.5 cm, bc = 2.4 cm, and ac = 4.2 cmδabc ≅ δhjkwhat is the length of side hj?
Answers: 1
Mathematics, 22.06.2019 03:00, josleemarecharl
David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work
Answers: 3
Mathematics, 22.06.2019 03:20, arangoaiden71
Aconcession manager at yankee stadium wants to know how temperature affects beer sales. she took a sample of 10 games and recorded the number of beers sold and the temperature in the middle of the game. temperature 80 68 78 79 87 74 86 92 77 84 number of beers 20533 1439 13829 21286 30985 17187 30240 87596 9610 28742 a. draw a scatter plot of the data. b. the manager estimates the regression equation to be: numberofbeers = −100, 678 + 1, 513 ∗ temperature draw this on your scatter plot. c. for one of the estimated points, indicate the residual with ei . d. for that same point, indicate what part of the variation is explained by the model with ˆyi − y¯.
Answers: 2
Mrs. Huang found the mean and mean absolute deviation (MAD) of the latest test scores for two of her...
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