A factory is producing 50000 pairs of shoes. To test the claim thatless than 1% of the shoes are sub standard,we took a sample of 500 pairs and found that 1.45% of them are sub standard quality. Find the critical value if the test is done with 5% level of significance (alpha=5%).

Question 9 options:

1.645

-1.645

2. 575

-1.96