 a+b/2
 2ab/a+b
 √ab
 None of these
Correct Answer is:
2ab/a+b

 Class interval
 Class frequency
 Class boundaries
 Class mark
Correct Answer is:
Class boundaries

 Range
 variance
 Minimum
 Dispersion
Correct Answer is:
Dispersion

 Primary source
 secondary source
 Organized data
 none
Correct Answer is:
secondary source

Correct Answer is:
Two

 Lowest
 Smallest
 Biggest
 Middlest
Correct Answer is:
Smallest


 None
 Xaxis
 Yaxis
 Along Y=X
Correct Answer is:
Xaxis

Correct Answer is:
3/6

Correct Answer is:
One

 Unbiased
 Sufficient
 Consistent
 Efficient
Correct Answer is:
Sufficient

 Any number of populations
 A sample mean to the population mean
 Two populations
 Three populations
Correct Answer is:
Two populations


 The sampling distribution of the statistics assuming Null Hypothesis
 calculations based on many actual repetitions of the same Experiment
 The sampling distribution of the statistic assuming Alternative Hypothesis.
 Non of these
Correct Answer is:
The sampling distribution of the statistic assuming Alternative Hypothesis.

 Ties within one sample may affect the decision
 Ties always affect the decision
 Ties never affect the decision
 Ties between the two sample may affect the decision
Correct Answer is:
Ties within one sample may affect the decision
