Question

Here is a bivariate data set. Find the regression equation for
the response variable *y*.

x | y |
---|---|

40.5 | -14.4 |

30.8 | -26.7 |

38.8 | -28 |

57.2 | 8.3 |

48.2 | 68 |

70 | 63.1 |

70.5 | 28.8 |

87.1 | 123.5 |

43.1 | 12.7 |

regression equation:

Enter the equation in slope-intercept form with parameters accurate
to three decimal places.

Answer #1

The statistical software output for this problem is :

Regression equation :

= -98.166 + 2.301 x

Here is a bivariate data set. Find the regression equation for
the response variable y.
x
y
53.1
41.9
29.1
57.1
49
39
45.6
31.3
29.9
30.2
36.5
27.4
14.2
45.6
44.7
51.3
regression equation:
Enter the equation in slope-intercept form with parameters accurate
to three decimal places.

Here is a bivariate data set. Find the regression equation for the
response variable y.
x
y
26.7
-82
59.8
204.5
58.3
68.3
56.4
124.3
21.1
18.8
33.1
59.9
15.2
-31.8
37
12.8
36.8
-48
53.8
17.4
53.1
88.4
60.2
100
35.6
30
51.4
62.5

Here is a bivariate data set in which you believe y to
be the response variable.
x
y
80.3
70.2
54.2
32.6
32.8
8.7
21.6
-138.5
65.4
69.8
74
96.1
-286.1
-419.1
73.5
-42.6
51.5
-30.9
61.2
100.8
55.7
-4.9
65.3
56.6
67.7
4.7
53.7
-73.9
38.7
10.4
88.5
22.7
54.7
20.4
73.8
-48.5
109.5
67.2
65.2
14.6
96.4
-13.9
66.6
10.2
90.4
35.4
Make a scatter plot of this data. Which point is an outlier?
(Enter as an ordered...

Here is a bivariate data set in which you believe y to
be the response variable.
x
y
28.7
65.1
26.6
66.2
29.1
61.1
27.7
69.3
28.9
62.9
25.5
65.3
24.3
66
25.9
66.3
27.2
65.6
85.6
45.1
19.9
66.5
30.4
64.3
24.7
64.8
33.7
61.5
26.4
65.4
25.8
64.9
34.5
62.3
20.9
66.6
26.4
64.9
29.6
64.2
25.8
65.4
27
65
31.3
63.7
24.9
65.2
Make a scatter plot of this data. Which point is an outlier?
(Enter as...

Run a regression analysis on the following bivariate set of data
with y as the response variable.
x
y
48
41.8
39.2
67.4
34.7
68.4
42.9
50.2
49
50.6
45.6
57
58.7
29.7
40.5
68.4
47.4
34.7
45.7
50.9
38.9
47.7
40.9
53.6
Find the correlation coefficient and report it accurate to three
decimal places.
r =
What proportion of the variation in y can be explained by
the variation in the values of x? Report answer as a
percentage...

Run a regression analysis on the following bivariate set of data
with y as the response variable.
x
y
69
25.6
87.1
99.4
80.3
77.2
100.4
148
38.1
4.6
99.7
116.2
82.7
74.6
98
100.3
78.5
65.9
93.4
117.5
82.7
106.4
85
52.3
Find the correlation coefficient and report it accurate to three
decimal places.
r =
What proportion of the variation in y can be explained by
the variation in the values of x? Report answer as a
percentage...

Run a regression analysis on the following bivariate set of data
with y as the response variable.
x
y
28.8
90.1
30.6
139.6
12.6
42.2
18.1
94.8
13.9
28.5
31.9
102.4
-3.9
-13.4
16.7
57.1
11
55.8
16.8
76.3
31.7
80.1
43.5
123.8
Find the correlation coefficient and report it accurate to three
decimal places.
r =
What proportion of the variation in y can be explained by
the variation in the values of x? Report answer as a
percentage...

Run a regression analysis on the following bivariate set of data
with y as the response variable.
x
y
81.1
86
77.5
60.4
92.7
126.5
104
132.5
85
53.1
64.3
95.5
64.6
31.7
39.7
5.7
82.3
121.3
82.4
98.2
29.2
-50.2
34.2
-1
Find the correlation coefficient and report it accurate to three
decimal places.
r =
What proportion of the variation in y can be explained by
the variation in the values of x? Report answer as a
percentage...

Run a regression analysis on the following bivariate set of data
with y as the response variable.
x
y
51.3
17.4
60.8
88.6
37.4
32.9
44.6
53.4
53.7
53.6
52.2
41.5
32.7
28.6
62.4
84.7
47.4
35.7
39.8
33.7
62.1
123
62
83.7
Find the correlation coefficient and report it accurate to three
decimal places.
r = _______
What proportion of the variation in y can be explained by
the variation in the values of x? Report answer as a...

Here is a bivariate data set.
x
y
15.9
16.9
83.4
53.9
43.8
22.2
49.4
49.3
58.4
11.8
77.4
38.8
19.6
19.5
Find the correlation coefficient and report it accurate to three
decimal places.
r =
What proportion of the variation in y can be explained by
the variation in the values of x? Report answer as a
percentage accurate to one decimal place.
r² = %
2. Run a regression analysis on the following bivariate set of
data with...

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