21. The initial implementation due to the technology limitation of distance was the departmental network popularly known as the
22. The advantages of sampling is
23. The most important factors causing seasonal variations are
24. Which statement is/are correct?
25. Samples which require respondents to provide the names of additional respondents having similar characteristics. Members of the population who are less known, disliked or whose opinions conflict with the respondent have a low probability of being selected the sampling is
26. One tailed alternatives are phrased in terms of
27. The options approved after the technical evaluation are tested on the
28. In a sample of 400 books 172 were Economics books. Estimate the population proportion at 95% confidence levels
29. The . . . . . . . . error of correlation is an amount which if added to and subtracted from the average correlation coefficient produces amounts within which the chances are even that a coefficient of correlation from a series error selected at random will fall.
30. Given
X value
Y value
5
2
10
7
15
9
21
11
24
15
25
17
30
18
32
21
The above series is an example of
| X value | Y value |
| 5 | 2 |
| 10 | 7 |
| 15 | 9 |
| 21 | 11 |
| 24 | 15 |
| 25 | 17 |
| 30 | 18 |
| 32 | 21 |
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