A Magician Has a Coin That May or Not Be

question 22

Multiple Choice

A magician has a coin that may or not be fair. The results of 30 flips of the coin are H H T H T H H T H H T H H T H T H H H T T T T T H H H H H T. At the 10% significance level, the critical value for the test is ________.

• A) 1.645
• B) 1.96
• C) 2.33
• D) 2.575