Rectangular Distribution Notes Questions with Answers PDF Download - 99

If the parameter μ is 11 and the n of the gamma distribution is 50 then the variance of gamma distribution is

1. 0.713
2. 0.613
3. 0.513
4. 0.413

The value of estimator is subtracted from mean and then divided by standard deviation to calculate

1. random variable with standard error
2. sample size of population
3. standard normal random variable
4. error free random variable

If the midpoints of bars on the charts are marked and marked dots are joined by a straight line then this graph is classified as

1. class interval polygon
2. paired polygon
3. marked polygon
4. frequency polygon

The statistical method which facilitate the decision making process for population sample results is classified as

1. decisional procedure
2. inferential statistics
3. elementary statistics
4. social methodology

For the Gamma distribution, if the value of n is equal to 15 and the value of μ is 7 then the expected value for this distribution is

1. 3.14
2. 2.14
3. 4.14
4. 5.14