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John Gleason is interested in purchasing a 46" rear projection TV for his living room.John knows that right now the TV will cost approximately $1500.John is not sure he can afford this TV right now but is worried that if he waits,the cost of the TV will rise to $1800.Which type of risk is John worried about?
Variance
A statistical measure of the dispersion of data points in a data set, showing how far each point in the set is from the mean and from each other.
Normal Probability Distribution
A bell-shaped curve that is symmetric about the mean, describing how the values of a variable are distributed, indicating most data falls close to the mean.
Sampling Distribution
The probability distribution of a given random-sample-based statistic.
Sample Sizes
Refers to the different quantities or numbers of observations collected from populations for various studies.
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