Mathematics
Statistics
Easy
Question
Find Mean of the data: 121, 134, 137, 130, 126, 129
- 127
- 129.5
- 132
- 131.5
The correct answer is: 129.5
Related Questions to study
Mathematics
Study the frequency table and find the relative frequency of the boys playing sports on weekend.
Play sports on weekend
Yes
No
Total
Boys
21
19
40
Girls
26
24
50
Total
47
43
90
| Yes |
No |
Total |
|
| Boys |
21 |
19 |
40 |
| Girls |
26 |
24 |
50 |
| Total |
47 |
43 |
90 |
Study the frequency table and find the relative frequency of the boys playing sports on weekend.
Play sports on weekend
Yes
No
Total
Boys
21
19
40
Girls
26
24
50
Total
47
43
90
| Yes |
No |
Total |
|
| Boys |
21 |
19 |
40 |
| Girls |
26 |
24 |
50 |
| Total |
47 |
43 |
90 |
MathematicsStatistics
Mathematics
Study the frequency table and choose the correct option.
| Cat |
Dog |
|
| Male |
22 |
45 |
| female |
34 |
36 |
Study the frequency table and choose the correct option.
| Cat |
Dog |
|
| Male |
22 |
45 |
| female |
34 |
36 |
MathematicsStatistics
Mathematics
Study the frequency table and find the relative frequency of teachers who prefer to be digital
| Teachers |
Students |
Total |
|
| Digital |
18 |
48 |
66 |
| Print |
22 |
52 |
74 |
| Total |
40 |
100 |
140 |
Study the frequency table and find the relative frequency of teachers who prefer to be digital
| Teachers |
Students |
Total |
|
| Digital |
18 |
48 |
66 |
| Print |
22 |
52 |
74 |
| Total |
40 |
100 |
140 |
MathematicsStatistics
Mathematics
Study the frequency table and choose the correct option
| Teachers |
Students |
Total |
|
| Digital |
6 |
42 |
48 |
| Print |
20 |
32 |
52 |
| Total |
26 |
74 |
100 |
Study the frequency table and choose the correct option
| Teachers |
Students |
Total |
|
| Digital |
6 |
42 |
48 |
| Print |
20 |
32 |
52 |
| Total |
26 |
74 |
100 |
MathematicsStatistics
Mathematics
Find the equation of trend line from the graph.
Find the equation of trend line from the graph.
MathematicsStatistics
Mathematics
Which of the following could be a positive association trend line graph ?
Which of the following could be a positive association trend line graph ?
MathematicsStatistics
Mathematics
identify the type of data from the table
| X |
3 |
6 |
8 |
12 |
15 |
| y |
40 |
36 |
31 |
29 |
24 |
identify the type of data from the table
| X |
3 |
6 |
8 |
12 |
15 |
| y |
40 |
36 |
31 |
29 |
24 |
MathematicsStatistics
Mathematics
Which of the following is true regarding table:
| X |
0.5 |
1 |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
| y |
1 |
0.9 |
0.8 |
1 |
0.8 |
0.8 |
0.7 |
0.6 |
0.6 |
0.6 |
0.5 |
Which of the following is true regarding table:
| X |
0.5 |
1 |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
| y |
1 |
0.9 |
0.8 |
1 |
0.8 |
0.8 |
0.7 |
0.6 |
0.6 |
0.6 |
0.5 |
MathematicsStatistics
Mathematics
Identify the association between the data
Identify the association between the data
MathematicsStatistics
Mathematics
Identify the point on the graph
.
Identify the point on the graph
.
MathematicsStatistics
Mathematics
Find the relative frequency of women watching winter Olympics.
Olympics
| Winter |
Summer |
Total |
|
| Men |
45 |
34 |
79 |
| Women |
27 |
44 |
71 |
| Total |
72 |
78 |
150 |
Find the relative frequency of women watching winter Olympics.
Olympics
| Winter |
Summer |
Total |
|
| Men |
45 |
34 |
79 |
| Women |
27 |
44 |
71 |
| Total |
72 |
78 |
150 |
MathematicsStatistics
Mathematics
Based on a survey to different age groups on the game they watch. A two-way frequency table is constructed choose the correct option.
| Rugby |
Base ball |
tennis |
Total |
|
| Teens |
35 |
18 |
12 |
65 |
| Adults |
10 |
25 |
15 |
50 |
| Total |
45 |
43 |
27 |
115 |
Based on a survey to different age groups on the game they watch. A two-way frequency table is constructed choose the correct option.
| Rugby |
Base ball |
tennis |
Total |
|
| Teens |
35 |
18 |
12 |
65 |
| Adults |
10 |
25 |
15 |
50 |
| Total |
45 |
43 |
27 |
115 |
MathematicsStatistics
Mathematics
Based on a survey to different age groups on the ice – cream flavor they would choose. A two-way frequency table is constructed choose the correct option.
| Chocolate |
Vanilla |
Butter scotch |
Total |
|
| Children |
40 |
22 |
15 |
77 |
| Teens |
12 |
16 |
45 |
73 |
| Adults |
55 |
54 |
10 |
119 |
| Total |
107 |
92 |
70 |
269 |
Based on a survey to different age groups on the ice – cream flavor they would choose. A two-way frequency table is constructed choose the correct option.
| Chocolate |
Vanilla |
Butter scotch |
Total |
|
| Children |
40 |
22 |
15 |
77 |
| Teens |
12 |
16 |
45 |
73 |
| Adults |
55 |
54 |
10 |
119 |
| Total |
107 |
92 |
70 |
269 |
MathematicsStatistics
Mathematics
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 ?
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 ?
MathematicsStatistics
Mathematics
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
