1) A recent study stated that if a person chewed gum, the average number of sticks of hum he or she chewed daily was 8. To test the claim, a researcher selected a random sample of 36 gum chewers and found the mean number of sticks of gum chewed per day was 9. The standard deviation of the population is 1. At , a = 0.05 is the number of sticks of gum a person chews per day actually greater than 8? State the correct interpretations and conclusion. A. State the hypothesis. B. Find the critical value(s). C. Compute the test value. D. Make the decision. E. Summarize the results.
Topic: Understanding the Data Around Us
Instructions:
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2. If you will use Excel, simply get the important values in the Data Analysis and write/type them in your paper. You don't need to include the entire results in your solutions, just get the essential values.
Question:
1) A recent study stated that if a person chewed gum, the average number of sticks of hum he or she chewed daily was 8. To test the claim, a researcher selected a random sample of 36 gum chewers and found the mean number of sticks of gum chewed per day was 9. The standard deviation of the population is 1. At , a = 0.05 is the number of sticks of gum a person chews per day actually greater than 8? State the correct interpretations and conclusion.
A. State the hypothesis.
B. Find the critical value(s).
C. Compute the test value.
D. Make the decision.
E. Summarize the results.
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