A. None
B. Four
C. Add
D. Even
Related Mcqs:
- If the third moment about mean is zero then distribution is_______________?
A. Mesokurtic
B. Positively Skewed
C. Symmetrical
D. Negatively Skewed - The sum of powers of deviation from mean is zero is called __________?
A. Mean
B. Lack
C. Normal
D. Skewed - If third moment about mean is equal to zero, then distribution is ______________?
A. Negatively skewed
B. Symmetrical
C. positively skewed
D. None of these - 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 - 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 - The second moment about mean is _____?
A. Variance
B. Mean
C. S.D.
D. Mode - Herbicide A has been used for years in order to kill a particular type of weed. An experiment is to be conducted in order to see whether a new herbicide, Herbicide B, is more effective than Herbicide A. Herbicide A will continue to be used unless there is sufficient evidence that Herbicide B is more effective. The alternative hypothesis in this problem is_____________?
A. Herbicide A is more effective than Herbicide B
B. Herbicide A is not more effective than Herbicide B
C. Herbicide B is more effective than Herbicide A
D. Herbicide B is not more effective than Herbicide A - If any of the value in data set is zero then it is not possible (i.e. impossiblE. to compute_______________?
A. Mode
B. Median
C. Mean
D. Harmonic Mean
E. Geometric Mean - Which of the following cannot be less than zero (negative)?
A. Median
B. Geometric Mean
C. Arithmetic Mean
D. Harmonic Mean
E. Mode - If any value in the data is zero, then which of the following average vanishes ______________?
A. A.M.
B. G.M.
C. Mode
D. None of these
