A report noted that for the population of 9th graders, one-third of the students are unable to pass a quiz in basic geography. One teacher, having spent a great deal of time on geography instruction, gave the same quiz to a group of n = 72. Only X = 18 students in the group did not pass the test. The teacher would like to know if the number of students in this class who failed the quiz is significantly different from the general population. For this test, what is the z-score corresponding to X = 18?
A) z = 0.375
B) z = -1.00
C) z = -1.50
D) z = 2.00
Question 2
A researcher obtains t = 2.35 for a repeated-measures study using a sample of n = 8 participants. Based on this t value, what is the correct decision for a two-tailed test?
A) Reject the null hypothesis with = .05 but not with = .01.
B) Reject the null hypothesis with either = .05 or = .01.
C) Fail to reject the null hypothesis with either = .05 or = .01.
D) Change to = .10.
Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d
Dewey and the reformers attacked classes, such as this one, circa 1900, where students sat up straig
First-pass metabolism (biotransformation). Absorption of an orally administered drug.
Population Growth Versus Stability
Alternative for pass-point test
At 19 months, Merr would clearly pass the 17-month item on the Bayley Scales