Here is a bivariate data set in which you believe y to be the response variable.
x | y |
---|---|
62.2 | 62.8 |
57.4 | 92 |
-38.2 | 212.1 |
76.8 | 52 |
78.9 | 32.1 |
68 | 65.4 |
58.5 | 57.4 |
62 | 94.3 |
88.1 | 52.4 |
33.2 | 118.5 |
39.6 | 107.2 |
50.1 | 54.2 |
60.1 | 56.2 |
83.1 | 27.3 |
82.3 | 25.8 |
Make a scatter plot of this data. Which point appears to be an
outlier?
(Enter as an ordered pair.)
Here is a bivariate data set in which you believe y to be the response variable....
Here is a bivariate data set. Find the regression equation for the response variable y. x y 53.6 37 63.5 52.6 56.2 40.5 95.3 73.3 31.4 13.3 52.9 26.3 61.6 48.7 62.6 46.5 55.7 34.2 48.6 26.9 56.7 38.2 42.4 22.5 61.6 46.3 35.1 25.2 90.3 71.7 78.1 48.6 72.8 54.6 regression equation: Enter the equation in slope-intercept form with parameters accurate to three decimal places.
Run a regression analysis on the following bivariate set of data with y as the response variable. x y 45.5 48.3 69.1 110.9 64.6 72.7 73.8 124 62.4 57.6 81.7 108.1 79 92.9 84.7 83.1 52.4 63.7 69.1 76.2 41.8 45.1 55.5 28.4 56.4 55.5 60.1 91 101.4 130.7 Verify that the correlation is significant at an α=0.05α=0.05. If the correlation is indeed significant, predict what value (on average) for the explanatory variable will give you a value of 89.5...