Which of the Following Is Representative of Sir Francis Galton's

question 18

Multiple Choice

Which of the following is representative of Sir Francis Galton's perspective on intelligence?

• A)Galton believed that intelligence was determined 50% by environment and 50% by genes.
• B)Galton believed that genes significantly influenced intelligence.
• C)Galton and believed that social factors significantly influenced intelligence.
• D)Galton believed that intelligence was a trait that changed significantly over time.

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Definitions:

Level of Significance

The level of significance is a threshold set by the researcher to determine the cutoff at which the null hypothesis can be rejected, commonly represented by alpha (α).

T-statistic

A statistical measure used to analyze the difference between two group means in relation to the variance observed within the groups.

Alpha

Alpha, often represented as α, is the threshold probability of committing a Type I Error, typically set at 0.05 or 5% in hypothesis testing.

T-statistic

The T-statistic is a ratio used in hypothesis testing that compares the difference between an observed sample mean and a known value, to the standard error of the mean.