Question
Please calculate the regression line for the data below. The variance of X is 36. The...
Please calculate the regression line for the data below. The variance of X is 36. The variance of Y is 100. The covariance equals four. You must show all your work.
X Y
3 20
15 32
7 16
15 8
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
Using the table below, calculate the variance of X, variance of Y, standard deviation of X,...
Using the table below, calculate the variance of X, variance of
Y, standard deviation of X, standard deviation of Y, the covariance
between X and Y, the correlation coefficient between X and Y, and
find the regression line assuming X is the independent variable
(find the slope and the intercept). Show your work.
X
Y
X-Xbar
Y-Ybar
(X-Xbar)^2
(Y-Ybar)^2
(X-Xbar)*(Y-Ybar)
3
1
8
5
10
13
15
18
19
23
Refer to the data below. Suppose X is the independent variable and Y is the dependent...
Refer to the data below. Suppose X is the independent variable
and Y is the dependent variable. Calculate the variance of X,
variance of Y, standard deviation of X, standard deviation of Y,
the covariance between X and Y, the correlation coefficient between
X and Y, the slope of the regression line, the Y intercept of the
regression, ESS, RSS, TSS, and R-square of the regression line.
Predict the value of Y when X=25. Show your work by constructing
the...
Using the data below find the slope of the regression line. x y xy x2 y2...
Using the data below find the slope of the regression line.
x
y
xy
x2
y2
3
4
12
9
16
4
6
24
16
36
5
7
35
25
49
7
12
84
49
144
8
14
112
64
196
27
43
267
163
441
Based on the data shown below, calculate the regression line (each value to two decimal places)...
Based on the data shown below, calculate the regression line
(each value to two decimal places)
y =_____ x + ______
x
y
5
8.4
6
9.4
7
8.6
8
7.2
9
8.6
10
9.6
11
10.6
12
9.8
13
11.3
14
13.6
15
11.1
16
15
17
15.5
18
13.1
Based on the data shown below, calculate the regression line (each value to two decimal places)...
Based on the data shown below, calculate the regression line
(each value to two decimal places)
y = x +
x
y
3
17.28
4
17.04
5
17.3
6
21.46
7
21.52
8
19.38
9
22.14
10
21.7
11
22.16
12
22.92
13
21.38
14
21.54
15
25
16
23.56
17
23.32
18
24.18
Based on the data shown below, calculate the regression line (each value to two decimal places)...
Based on the data shown below, calculate the regression line
(each value to two decimal places)
y= ____x+ _____
data:
x, y
5
27.95
6
30.98
7
31.31
8
35.74
9
36.57
10
43.3
11
45.03
12
45.36
13
48.39
14
52.12
15
55.45
16
59.08
17
62.01
Find the unexplained variation for the paired data. The equation of the regression line for the...
Find the unexplained variation for the paired data. The equation
of the regression line for the
paired data below is y = 3x.
x
2
4
5
6
y
7
11
13
20
A) 88.75
B) 14.25
C) 78.75
D) 10.00
Please show all work. Thank you.
Based on the data shown below, calculate the regression line (each value to two decimal places)...
Based on the data shown below, calculate the regression line
(each value to two decimal places)
Be careful: Some programs may give the equation in the form
y=b+mx
y= ⋅x+
x
y
4
46.84
5
40.02
6
38.5
7
34.88
8
35.16
9
32.54
10
28.52
11
24.6
12
21.98
13
20.66
14
17.54
15
13.82
16
11.7
Based on the data shown below, calculate the regression line (each value to two decimal places)...
Based on the data shown below, calculate the regression line
(each value to two decimal places)
y = x +
x
y
3
29.25
4
25.42
5
22.49
6
17.96
7
17.33
8
12.2
Based on the data shown below, calculate the regression line (each value to two decimal places)...
Based on the data shown below, calculate the regression line
(each value to two decimal places)
y = x +
x
y
4
16.36
5
17.8
6
15.04
7
14.28
8
14.32
9
12.56
10
15.8
11
11.64
12
12.78
13
12.52
14
10.66
15
12.8
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 5 minutes ago
asked 5 minutes ago
asked 6 minutes ago
asked 14 minutes ago
asked 27 minutes ago
asked 35 minutes ago
asked 46 minutes ago
asked 58 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago