A score which is at the 95th percentile must exceed
a. at least 5 of the scores
b. at least 95 of the scores
c. at least 45 of the scores
d. at least the lowest 47.50 of the scores
Question 2
A result is considered statistically significant when
A) the sample score is so extreme that the research hypothesis is rejected.
B) the sample score is so extreme that the null hypothesis is rejected.
C) the population mean is so extreme that the research hypothesis is rejected.
D) the population mean is so extreme that the null hypothesis is rejected.