Use the following to answer questions: 
-(Table: Costs of Birthday Cakes) Look at the table Costs of Birthday Cakes. Assume that fixed costs are $10. What is the average variable cost of 4 cakes?
Definitions:
Correlation
An indicator that measures the extent of co-fluctuation among two or more variables.
IQ Scores
Numerical representations of an individual's cognitive abilities relative to a standard population, derived from standardized tests.
IQ Scores
Standardized scores derived from intelligence tests designed to measure human intelligence.
Genetic Factors
The hereditary elements that contribute to the development of traits, behaviors, and conditions, including both the influence of individual genes and complex interactions among multiple genes.
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