Question

1. In a random sample of 276 non-seatbelt wearing passengers involved in a car crash, 34 were killed. In a random sample of 408 seatbelt wearing passengers involved in a car crash, 23 were killed. Find the test statistic (2 decimal places): Give the P-value (4 decimal places - if less than 0.001 answer 0):

2. Based on a sample of 40 men, 45% owned cats Based on a sample of 60 women, 55% owned cats. The test statistic is:  (to 2 decimals) The p-value is: (to 4 decimals)

3. In a random sample of 183 females, 147 have had a wellness visit with their physician in the past year. In a random sample of 234 males, 183 have had a wellness visit with their physician in the past year. Find the test statistic (2 decimal places): Give the P-value (4 decimal places - if less than 0.001 answer 0):

Answer 1