Time Spent Playing Computer Games

question 45

Short Answer

Time Spent Playing Computer Games
Suppose that the amount of time teenagers spend playing computer games per week is normally distributed with a standard deviation of 1.5 hours.A sample of 100 teenagers is selected at random,and the sample mean computed as 6.5 hours. ​ ​
-{Time Spent Playing Computer Games Narrative} Determine the 95% confidence interval estimate of the population mean if the sample size is changed to 36.

---

Definitions:

Receipt of Cash

This refers to the actual inflow of cash into a business, resulting from transactions such as cash sales, receiving payment from debtors, or any other cash receipts.

Warranty Accrual Method

An accounting approach that recognizes the estimated cost of fulfilling product warranties as an expense when the related sales occur.

Warranty Costs

Expenses incurred by a company to repair, replace, or refund products that are found to be defective within the warranty period.

Sales

The total revenue generated from the sale of goods or services by a company during a specific period.