Hi, I got wrong this question b/c I think it is c. Decrease. Please help to explain why The correct answer is: Increase?

Question: If all other factors specified in an attribute sampling plan remain constant, decreasing the risk of assessing control risk too low from 10%

to 5% will cause the sample size to:

Select one:

a. Change by 5 %

b. No change

c. Increase

d. Decrease

The correct answer is: Increase