Mathematics
Statistics
Easy
Question
Which of the following is true?
- outlier has no effect on mean
- outlier has no effect on median
- outlier has no effect on mode
- outlier has no effect on range
The correct answer is: outlier has no effect on mode
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Find Mode of the data:
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Find Mode of the data: 24, 24, 25, 25, 26, 26, 27, 26, 26, 27, 30, 28
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Find mean of the data: 8, 11, 14, 20, 20, 23
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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 |
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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 |
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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 |
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