Population Mean MCQs with Answers PDF – Download Test 48

MCQ 236: Coefficient of correlation shows relationship between variables, its positive value depicts:

1. Negatively correlated
2. Positively correlated
3. High correlation
4. No correlation

MCQ 237: The average amount by which all of the scores in a distribution vary around the mean is indicated by:

1. Standard deviation
2. Standard error of mean
3. Standard error of slope coefficient
4. Standard variance

MCQ 238: Poisson probability distribution defines probability of a number of events occurring in:

1. Fixed interval of time
2. Fixed interval of space
3. Both A and B
4. Fixed interval of sample

MCQ 239: The assumption of constant variance of error term is also referred to as:

1. Assumption of multicollinearity
2. Assumption of homoscedasticity
3. Assumption of heteroscedasticity
4. Assumption of linearization

MCQ 240: The value representing a chi-square value is always positive because the terms are in:

1. Mean of squares
2. Mean of sum
3. Sum of squares
4. Sum of means