You have just invented a hamster food that you think can make hamsters live longer. If you are right you can become an instant millionaire, but if you are wrong you will be sued for false advertising. A random sample of 100 hamsters fed your food had an average life of 3.7 years with a standard deviation of 0.6 years, while a random sample of 100 hamsters fed a typical diet had an average life of 3.1 years with a standard deviation of 0.4 years. You need to determine whether you should promote your product. Which statistical tests are appropriate for this problem? (Select all that apply)
You have just invented a hamster food that you think can make hamsters live longer. If you are right you can become an instant millionaire, but if you are wrong you will be sued for false advertising. A random sample of 100 hamsters fed your food had an average life of 3.7 years with a standard deviation of 0.6 years, while a random sample of 100 hamsters fed a typical diet had an average life of 3.1 years with a standard deviation of 0.4 years. You need to determine whether you should promote your product. Which statistical tests are appropriate for this problem? (Select all that apply)
Single-
Single-mean t-test
Single-proportion Z-test
Chi-square test for goodness of fit
Two-mean Z-test
Two-mean t-test
None of the above
Calculate the test statistic for one of the tests you selected or enter NONE if no listed tests apply.
What is the correct decision to make? (Do not reject H0, Reject H0, Nothing can be concluded, or None of the above)
What is the correct action to take? (Do not promote your product, Promote your product, or None of the above)
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 3 images
