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Introduction to Hypothesis Testing

State the claim mathematically. Then write the null and alternative hypothesis. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed.

a. A research hospital claims that more than 3.7% of the population suffers from high blood pressure. Use p, the represent the population proportion.

Answer: Claim:

H0 :

Ha :

Test :

b. The highest acceptable level of pesticide found in quail has been limited to 0.35 parts per million (ppm). A hypothesis test is perform to test if the level of the pesticide is higher.

Answer: Claim:

H0 :

Ha :

Test :

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