In: Statistics and Probability
Select the correct answer(s) to complete each statement
below.
a) If we only decrease the sample size, the width
of the confidence interval will (increase, decrease, or stay the
same) and the p-value will (increase, decrease, or stay the
same).
b) If we only increase the confidence level, the
width of the confidence interval will (increase, decrease, or stay
the same).
c) If we only decrease the significance level, the
p-value will (increase, decrease, or stay the same).
d) Assuming the null value is 0, if we only
decrease the absolute value of the point estimate, the test
statistic will (increase, decrease, or stay the same) and the width
of the confidence interval will (increase, decrease, or stay the
same).