Homework: OHW6 OA. Ho: P₁ = P2 H₁: P₁ P2 A simple random sample of front-seat occupants involved in car crashes is obtai

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Homework Ohw6 Oa Ho P P2 H P P2 A Simple Random Sample Of Front Seat Occupants Involved In Car Crashes Is Obtai 1 (65.09 KiB) Viewed 27 times

Homework: OHW6 OA. Ho: P₁ = P2 H₁: P₁ P2 A simple random sample of front-seat occupants involved in car crashes is obtained. Among 2861 occupants not wearing seat belts, 29 were killed. Among 7875 occupants wearing seat belts, 12 were killed. Use a 0.05 significance level to test the claim that seat belts are effective in reducing fatalities. Complete parts (a) through (c) below. D. Ho: P₁ = P2 H₁: P₁ P2 Identify the test statistic. Z= a. Test the claim using a hypothesis test. Consider the first sample to be the sample of occupants not wearing seat belts and the second sample to be the sample of occupants wearing seat belts. What are the null and alternative hypotheses for the hypothesis test? (Round to two decimal Question 2, 9.1.13-T Part 2 of 7 as needed.) OB. Ho: P₁ P2 H₁: P₁ P2 O E. Ho: P₁ H₁: P₁ HW Score: 5.43%, 5 of 92 points O Points: 0 of 10 C P2 P2 Save O C. Ho: P₁ = P2 H₁: P₁ P2 OF. Ho: P₁ SP2 H₁: P₁ P2