A statistics professor wishes to estimate the average mark on a term test for a course that has multiple sections and many students. A survey of some of the students registered for the course reveals the following results: If 90% and 95% confidence intervals were developed to estimate the true term test mean, what similarities would exist?
A) Point estimates
B) Z-values
C) Standard errors
D) Both "a" and "c"
E) None of the choices are correct

Question

A statistics professor wishes to estimate the average mark on a term test for a course that has multiple sections and many students. A survey of some of the students registered for the course reveals the following results:  If 90% and 95% confidence intervals were developed to estimate the true term test mean, what similarities would exist?
A) Point estimates 
B) Z-values 
C) Standard errors 
D) Both "a" and "c" 
E) None of the choices are correct

Quizplus · Accepted Answer

The Answer of A statistics professor wishes to estimate the average mark on a term test for a course that has multiple sections and many students. A survey of some of the students registered for the course reveals the following results:  If 90% and 95% confidence intervals were developed to estimate the true term test mean, what similarities would exist?
A) Point estimates 
B) Z-values 
C) Standard errors 
D) Both "a" and "c" 
E) None of the choices are correct

A Statistics Professor Wishes to Estimate the Average Mark on a Term