A Fast Food Company Uses Two Management-Training Methods $\begin{array}{lcc} & \text { Mean } & \text { Standard Deviation } \\\text { Method 1 } & 69 & 3.4 \\\text { Method 2 } & 72 & 3.8\end{array}$

question 25

Short Answer

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.
$\begin{array}{lcc} & \text { Mean } & \text { Standard Deviation } \\\text { Method 1 } & 69 & 3.4 \\\text { Method 2 } & 72 & 3.8\end{array}$
What is the absolute value of the rejection point (critical value of the test statistic)at α = .01?

---

Definitions:

Prothrombin Activator

A complex of enzymes that converts prothrombin into thrombin, a key step in the blood clotting process.

Platelets

Platelets, also known as thrombocytes, are small blood components essential for blood clotting, helping prevent bleeding.

Neutrophils

Neutrophils are a type of white blood cell that forms an essential part of the immune system, primarily involved in combating bacteria and infections.

Agranular Leukocytes

White blood cells without granules in their cytoplasm, which include lymphocytes and monocytes, playing roles in adaptive and innate immunity.