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Mathematics

Statistics

Easy

Question

The linear regression equation is y = 4. 7x + 51. The scatter plot at x = 5 is (5, 90). What is the residual associated with the point where x = 5 ?

164.5
74.5
15.5
15

The correct answer is: 15.5

Related Questions to study

Find the value of y when x is taken as 9 with the help of following table.

X
4
5
6
7
8
10
12

y
1.2
1.5
1.8
2.1
2.4
3.0
3.6

Find the value of y when x is taken as 9 with the help of following table.

X
4
5
6
7
8
10
12

y
1.2
1.5
1.8
2.1
2.4
3.0
3.6

MathematicsStatistics

Which of the following statements is true regarding the following table?

X
3
4
7
8
10

y
1
9
2
8
3

Which of the following statements is true regarding the following table?

X
3
4
7
8
10

y
1
9
2
8
3

MathematicsStatistics

From the graph find the value of y at x = 7

From the graph find the value of y at x = 7

MathematicsStatistics

parallel

Number of painters
30
43
47
30
11
48
20

Number of sculptors
25
33
50
27
6
58
45

Number of painters
30
43
47
30
11
48
20

Number of sculptors
25
33
50
27
6
58
45

MathematicsStatistics

Identify the association between the data

Identify the association between the data

MathematicsStatistics

Identify the point on the graph

Identify the point on the graph

MathematicsStatistics

parallel

Study the table and choose option the relative frequency of the text messages by students.

E mail
Text
Total

Parent
18
12
30

Student
18
102
120

Total
36
114
150

Study the table and choose option the relative frequency of the text messages by students.

E mail
Text
Total

Parent
18
12
30

Student
18
102
120

Total
36
114
150

MathematicsStatistics

Study the table and choose the correct option

Movies
Games
Total

Male
32
48
80

Female
50
30
80

Total
82
78
160

Study the table and choose the correct option

Movies
Games
Total

Male
32
48
80

Female
50
30
80

Total
82
78
160

MathematicsStatistics

The two-way frequency gives the preference of the size of screen of adults and students. Study the table and choose the correct option.

Small
large
Total

Students
48
52
100

Adults
18
82
100

Total
66
134
200

The two-way frequency gives the preference of the size of screen of adults and students. Study the table and choose the correct option.

Small
large
Total

Students
48
52
100

Adults
18
82
100

Total
66
134
200

MathematicsStatistics

parallel

The owner of horizon flight school created a scatter plot and calculated trend line for the data in table. The trend line equation is y = 1.44x + 877. Find the residuals for 6^th year.

Year (x)
0
1
2
3
4
5
6
7

Students
832
872
905
928
903
887
863
867

The owner of horizon flight school created a scatter plot and calculated trend line for the data in table. The trend line equation is y = 1.44x + 877. Find the residuals for 6^th year.

Year (x)
0
1
2
3
4
5
6
7

Students
832
872
905
928
903
887
863
867

MathematicsStatistics

From the table identify choice type of association.

X
4
6
7
9
10

y
9
7
5
3
3

From the table identify choice type of association.

X
4
6
7
9
10

y
9
7
5
3
3

MathematicsStatistics

From the graph find the equation of trend line.

From the graph find the equation of trend line.

MathematicsStatistics

parallel

From the graph find the value of y at x = 5

From the graph find the value of y at x = 5

MathematicsStatistics

x
1
1.5
2
2.5
3
3.5
4
5

y
14
13
10
9
5
7
6
5

From the given table identity the association between the data

x
1
1.5
2
2.5
3
3.5
4
5

y
14
13
10
9
5
7
6
5

From the given table identity the association between the data

MathematicsStatistics

Identify the association between the data

Identify the association between the data

MathematicsStatistics

parallel

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