When the assumption of a normal curve is seriously violated, the ordinary t test
A) resembles an analysis of variance.
B) is conducted using t instead of t.
C) gives an incorrect result.
D) is robust.
Question 2
When conducting a statistical test, a single outlier can
A) make the test more robust to violations of the assumption of normality.
B) reduce the sample's variance, making significant results easier to achieve.
C) lead to a significant result when the other members of the sample considered without the outlier would not lead to a significant result.
D) improve the reliability of the statistical procedure.
Guinea pig being injected to test a chemical for its carcinogenic properties
Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra
Babinski Reflex Test
The age-dependent curve of salivary progresterone levels in three populations.
Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ...
A Normal Fault