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 the first method, and the remaining 16 trainees are assigned to the second training method. After three months of training, the management trainees took a standardized test. The test was designed to evaluate their performance and learning from training The sample mean score and sample standard deviation of the two methods are given below. The management wants to determine if the company should implement the new training method. Method 1 Method 2 Mean 69 72 Standard Deviation 3.4 3.8 What is the absolute value of the rejection point (critical value of the test statistic) at a = 01? O 2.462 O 2.045 O 2.453 O 2.326

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A fast food company uses two management-training methods. Method 1 is a traditional method of training and Method 2 is a new and innovatíve method. The company has just
hired 31 new management trainees. 15 of the trainees are randomly selected and assigned to the first method, and the remaining 16 trainees are assigned to the second training
method. After three months of training, the management trainees took a standardized test. The test was designed to evaluate their performance and learning from training. The
sample mean score and sample standard deviation of the two methods are given below. The management wants to determine if the company should implement the new training
method.
Method 1
Method 2
Mean
69
72
Standard Deviation
3.4
3.8
What is the absolute value of the rejection point (critical value of the test statistic) at a = 01?
O 2.462
O 2.045
O 2.453
O 2.326
Transcribed Image Text:A fast food company uses two management-training methods. Method 1 is a traditional method of training and Method 2 is a new and innovatíve method. The company has just hired 31 new management trainees. 15 of the trainees are randomly selected and assigned to the first method, and the remaining 16 trainees are assigned to the second training method. After three months of training, the management trainees took a standardized test. The test was designed to evaluate their performance and learning from training. The sample mean score and sample standard deviation of the two methods are given below. The management wants to determine if the company should implement the new training method. Method 1 Method 2 Mean 69 72 Standard Deviation 3.4 3.8 What is the absolute value of the rejection point (critical value of the test statistic) at a = 01? O 2.462 O 2.045 O 2.453 O 2.326
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