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51. Chunk sampling is known as
Quota sampling
Convenience sampling
Judgment sampling
Cluster sampling
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52. "Parameter" refers to the characteristic of the
Population
Universe
Both
None of these
53. Co-variance between two variables is
The average of the product of deviations taken from their averages.
A is further divided by the product of their standard deviations.
A is further divided by the product of their arithmetic average
None of the above
54. Which of the following software has applications in both Mathematics and statistics?
SPSS
SAS
R
55. The first electronic computer system was developed in
1920
1930
1935
1940
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