In August in September 2005, hurricanes Katrina and Rita caused extraordinary flooding in New Orleans, Louisiana....

90.2K

Verified Solution

Question

Statistics

In August in September 2005, hurricanes Katrina and Rita causedextraordinary flooding in New Orleans, Louisiana. Many homes wereseverely damaged or destroyed, and of those that survived, manyrequired extensive cleaning. It was thought that cleaningflood-damaged homes might present a health hazard due to the largeamount of mold present in many of the homes. In a sample of 365residents of Orleans Parish who had participated in the cleaning ofone or more homes, 77 had experienced symptoms of wheezing, and ina sample of 179 residents who had not participated in cleaning, 23reported wheezing symptoms. Can you conclude that the proportion ofresidents with wheezing symptoms is greater among those whoparticipated in the cleaning of flood-damaged homes?

a. State whether the test is:

i) a two-sample t-test (independent samples)

ii) a matched pairs

iii) a two sample proportion test

b. Write H0 and H1

c. Using Minitab, list the test statistic the p-value yourconclusion: reject H0 or do not reject H0. Note: if α is notprovided, use a 0.05 significance level

d.   Write a sentence that explains your conclusion incontext with the claim. Include the significance level and p-valuein this sentence.

e.   Copy and paste the relevant Minitab output intothe document. Answers alone are sufficient, you do not need to copythe exercise into the document.

Answer & Explanation Solved by verified expert
4.4 Ratings (716 Votes)
Ans a The test is a two sample proportiontestb HypothesisH0 p1 p2H1 p1 p2c    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students