Suppose That Your Task Is to Estimate the Mean of a Normally

question 116

Short Answer

Suppose that your task is to estimate the mean of a normally distributed population to within 10 units with 95% confidence and that the population standard deviation is known to be 70.
What sample size should you use, changing the standard deviation to 50?

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Definitions:

Expense Accounts

These accounts record the consumption of assets or services that occur during the operation of a business, leading to a decrease in owner's equity.

Revenue Accounts

Accounts in the general ledger that track the income generated by a company from its normal business operations.

Gain On Sale

The profit realized when a capital asset is sold for a higher price than its purchase price.

Property And Equipment

Tangible assets owned by a business for use in the production or supply of goods and services or for rental to others.