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A random sample of 64 students at a university showed an average age of 25 years and a sample standard deviation of 2 years. The 95% confidence interval for the true average age of all students in the university is
Certain Income
An assured or guaranteed stream of income, usually referring to investments with fixed returns.
Probability
A measure of how likely it is for an event to occur, expressed as a number between 0 and 1, with 1 indicating certainty.
Investments
Assets or items acquired with the goal of generating income or appreciation in value over time.
Risk-averse
Describes individuals or entities that prefer to avoid risk and would rather choose an option with a certain outcome over one with potentially higher but uncertain returns.
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