Consider the following data:XAnswerHow to enter your answer (opens in new window)P(X = X)Step 2 of 5: Find the variance. Round your answer to one decimal place.10.220.234 50.2 0.2 0.2

Answered: Consider the following data: X P(X = X)…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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u = (-4.6)
i, j
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We give the total variation, the unexplained variation (SSE), and the least squares point estimate b1 . Total variation = 13.459; SSE = 2.806; b1 = 2.6652 Click here for the Excel Data File Using the information given, find the explained variation, the simple coefficient of determination (r2), and the simple correlation coefficient (r). Interpret r2. (Round your answers to 3 decimal places. Round your percent to 1 decimal place.) Explained variation r2 r % of the variation in demand can be explained by variation in price differential.
The correlation coefficient between variables X and Y is 0.62. What does this signify? Question 8Answer a. When Y increases 1, X increases by 0.62 b. When X increases by 1, Y increases by 0.62 c. The variance shared by X and Y is less 20% d. The variance shared by X and Y is 62%
The height (in inches) of a random sample of players in NCAA Division 1 basketball teams is shown to the left. x 75 80 75 87 77 77 67 83 77 80 73 82 73 71 80 76 72 78 68 74 74 72 76 86 77 77 78 10 Variance of the height: s² = ________. a 25.53 b 24.08 c 22.72 d 21.88
See picture for problem. Thx
Y 5 10 15 20 25 30 -0.112 0.001 0.091 0.942 0 Based on the plot displayed here, what is a possible correlation between the variables and y?

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Consider the following data: X P(X = X) Step 2 of 5: Find the variance. Round your answer to one decimal place. 1 0.2 2 3 0.2 0.2 4 5 0.2 0.2