Suppose That the Amount of Time Teenagers Spend on the Internet

question 35

Essay

Suppose that the amount of time teenagers spend on the Internet is normally distributed, with a standard deviation of 1.5 hours. A sample of 100 teenagers is selected at random, and the sample mean is computed as 6.5 hours.
What happens to the width of the confidence interval estimate when each of the following things happens?
a. The confidence level increases.
b. The confidence level decreases.
c. The sample size increases.
d. The sample size decreases.
e. The value of the population standard deviation increases.
f. The value of the population standard deviation decreases.
g. The value of the sample mean increases.
h. The value of the sample mean decreases.

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Definitions:

AASB 3

Specifies the accounting requirements for business combinations, detailing how an acquirer should recognize and measure the assets acquired, the liabilities assumed, and any non-controlling interest in the acquiree.

Revaluation

The process of adjusting the book value of a fixed asset or foreign currency to reflect current market values.

Inventory

The total amount of goods and materials held by a company intended for sale or production.

Gain on Bargain Purchase

The financial benefit that occurs when a company acquires another entity for a price below the fair value of its net assets.