The first known use of the t-test was in testing beer. Why was it beneficial in an industrial setting?

A. Because it was a simple statistic that could be calculated quickly.
B. Because the results were easily translated to quality changes.
C. Because it allowed quality control with a small number of samples.
D. Because it is a robust statistic.


Answer: C

Psychology

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Which is true regarding the link between self-esteem and depression?

A. Low self-esteem is associated with depression during adolescence but does not predict depression in adulthood. B. Individuals who enter adolescence with low self-esteem that worsens during adolescence are likely to suffer from depression 20 years later. C. Poor global self-esteem in adolescence predicts depression, but poor domain-specific self-esteem does not. D. Poor domain-specific self-esteem in adolescence predicts depression, but poor global self-esteem does not.

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Psychology

___ are developed by teachers to help children with special needs adjust to the school setting

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Psychology