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Saja's utility function over toys (T) and games (G) can be expressed as U(T,G) = 2TG. Use calculus to determine whether Saja's indifference curves are convex.
Sample Proportion
The ratio of members in a sample that have a particular attribute to the total number of members in the sample.
Probability Distribution
A description of how the probabilities are distributed over the values of the random variable.
Sample Mean
The average calculated from a sample of data, representing the central point or typical value of the sample.
Population Mean
The average of all the values in a population, representing the central point of a data set.
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