The Average SAT Score for a Local High School Was

question 5

Essay

The average SAT score for a local high school was 1100. One teacher is convinced that the 25 students who were in his homeroom performed better than the average student in the high school. Their average score was 1125 with a standard deviation of 100.
a. Calculate t .
b. Evaluate the teacher's "hypothesis" in light of t .

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Definitions:

Cost of Overstocking

The expenses associated with holding excessive inventory, such as storage costs, insurance, and potential obsolescence.

Cost of Understocking

The financial losses and opportunity costs incurred from not having sufficient inventory to meet demand, including lost sales and customer dissatisfaction.

Product Availability

The extent to which a product can be purchased by consumers, influenced by inventory levels and supply chain efficiency.

Forecast Error

The gap between real results and what was forecasted by predictive models.