Question: In a program designed to help patients stop smoking,175 patients were given sustained care, and 85.1% of them were no longer smoking after one month.

In a program designed to help patients stop smoking,175 patients were given sustained care, and 85.1% of them were no longer smoking after one month. Use a 0.10 significance level to test the claim that 81% of patients stop smoking when given sustained care. Use the P-value method. Use the normal distribution as an approximation to the binomial distribution.

Identify the test statistic.

1. z=

2. p-value

Explain how to find answer on a TI-36X Pro Calculator or TI-84 Calculator

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