The manufacturers of Good-O use two different types of machines to fill their 25 kg packs...

50.1K

Verified Solution

Question

Basic Math

The manufacturers of Good-O use two different types of machinesto fill their 25 kg packs of dried dog food. On the basis of randomsamples of size 15 and 18 from output from machines 1 and 2respectively, the mean and standard deviation of the weight of thepacks of dog food produced were found to be 28.99 kg and 0.142 kgfor machine 1 and 26.376 kg and 0.383 kg for machine 2. Hence,under the usual assumptions, determine a 95% confidence intervalfor the difference between the average weight of the output ofmachine 1 and machine 2. Use machine 1 minus machine 2, stating theupper limit of the interval correct to three decimal places.

Answer & Explanation Solved by verified expert
4.2 Ratings (726 Votes)
    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