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Assume that two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Which distribution is used to test the claim that mothers spend more time (in minutes)
Driving their kids to activities than fathers do?
IQ Scores
A measure of a person's cognitive abilities and potential, commonly expressed as a score derived from standardized tests designed to assess human intelligence.
Percentage
A mathematical term describing a number or ratio expressed as a fraction of 100.
Standardized Tests
Tests that are administered and scored in a consistent, or "standard," manner and are designed to measure students' comparative performance.
Normal Curve
A bell-shaped curve that represents the distribution of many types of data where most values cluster around a central region, with values tapering off as they move away from the center.
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