A Sample of 100 Information Systems Managers Had an Average

question 78

Multiple Choice

A sample of 100 information systems managers had an average hourly income of $40.00 with a standard deviation of $8.00. If we want to determine a 95% confidence interval for the average hourly income of the population, the value of t is

• A) 1.96.
• B) 1.645.
• C) 1.28.
• D) 1.993.

Recognize the different backup strategies and their importance in data protection.

Identify the key aspects of cyber security including viruses, firewalls, and VPNs.

Differentiate between true and false statements related to cybercrimes and cybersecurity measures.

Understand the concept of multi-factor authentication and its components.

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Definitions:

Simple Interest

Interest computed solely on the initial sum of money, or on the remaining balance of the principal that is not yet paid off.

Compounded Annually

Refers to the process where interest is calculated on the initial principal and also on the accumulated interest of previous periods of a deposit or loan.

Interest

The charge for borrowing money, typically expressed as an annual percentage rate, or the income earned from lending funds.

Lump Sum

An individual payment executed at a designated time instead of divided payments or installments.