Question 3

Fill in the blanks with the appropriate answers (2 points each)

a)The significance level corresponding to a 98.25% confidence interval is ____________%.

b)At a 99.1% confidence interval, we will reject the null hypothesis if p-value is less than ______________

c)The correlation coefficient corresponding to a coefficient of determination of 81% can either be ________________ or _____________.

d)In making a decision about a null hypothesis using standardized statistics, we will not reject the null hypothesis if the value falls ________________ +2 or -2.

e)In regression, if the predicted value and the actual value (observed value) are the same, the residual associated with the two values will be _______________.