Mean is relatively ____ measure?

Related Mcqs:

1. Combine mean calculated by different given mean is ________?

   A. n1x1 + n2x2x + _____ nuxu/n1 +n2 + ___ + nu
   B. n1x1 + n2x2x + _____ nuxu/x1 + x2 + ____ x4
   C. n1x1 + n2x2x + _____ nuxu/n1 + n2 + ___+ nu
   D. ∑n1x/x1

2. Random samples of size 17 are from a population that has 200 elements, a mean of 36, and a standard deviation of 8. which of the following best describes the from of the sampling distribution of the sample mean for this situation ?

   A. Approximately normal because the sample size is small relative to the population size
   B. Approximately normal because of the central limit theorem
   C. Exactly
   D. None of these alternatives is correct

3. Arithmetic mean is _________ by change of origin and scale of measurement?

   A. Vary
   B. Negative
   C. Affected
   D. Not affected

4. The arithmetic mean _________ by 10 if 10 is added to all values?

   A. Decease
   B. Smaller
   C. Largest
   D. Increase

5. The arithmetic mean of 10,8,6,4, and 2 is ______________?

   A. 5
   B. 15
   C. 6
   D. 30

6. The Harmonic Mean of two number is ‘a’ and ‘b’ is given by ____________?

   A. a+b/2
   B. 2ab/a+b
   C. √ab
   D. None of these

7. Median is _______ than mean is a positive skewed distribution?

   A. Great
   B. lesser
   C. Equal
   D. None of these

8. Harmonic mean cannot be calculated if any one of the values in the data is _____________?

   A. Zero
   B. Negative
   C. Positive
   D. All sign

9. The mean of 5,5,5,5,5 is ______?

   A. 1
   B. 5
   C. 6
   D. 10

10. Area to the right of (z=0) is the area for ____ values of z?

    A. Zero
    B. Negative
    C. Positive
    D. None of these