A fast-food company uses two management-training methods. Method 1 is a traditional method of training, and Method 2 is a new and innovative method. The company has just hired 31 new management trainees. 15 of the trainees are randomly selected and assigned to Method 1, and the remaining 16 trainees are assigned to Method 2. After three months of training, the management trainees take a standardized test. The test is designed to evaluate their performance and learning from the training. The sample mean score and sample standard deviation of the two methods are given below. Company management wants to determine whether the company should implement the new training method.
Write the null and alternative hypotheses.
Correct Answer:
Verified
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Q78: When testing H0: μ1 − μ2 =
Q79: Find a 95 percent confidence interval for
Q80: Find a 95 percent confidence interval for
Q81: A fast-food company uses two management-training methods.
Q82: A fast-food company uses two management-training methods.
Q84: In an opinion survey, a random sample
Q85: In an opinion survey, a random sample
Q86: In an opinion survey, a random sample
Q87: Find a 99 percent confidence interval for
Q88: A fast-food company uses two management-training methods.
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents