APFIVE Sampling Distribution of the Slope
How does the concept of a sampling distribution for slope estimates challenge the deterministic view of regression lines taught in earlier courses?
A
It shows that slope estimates are independent of sample size and data variability
B
It proves that regression lines are always perfectly accurate representations of the population
C
It introduces variability and uncertainty in slope estimates across different samples
D
It demonstrates that all regression lines have the same slope regardless of the sample
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