Assume a Student Received the Following Grades for the Semester

question 59

Multiple Choice

Assume a student received the following grades for the semester: History, B; Statistics, A; Spanish, C; and English,C. History and English are 5 credit hour courses, Statistics a 4 credit hour course and Spanish a 3 credit hour course. If 4 grade points are assigned for an A, 3 for a B and 2 for a C, what is the weighted mean for the semester grades?

• A) 4.00
• B) 1.96
• C) 2.76
• D) 3.01

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Definitions:

Level Of Significance

A threshold in hypothesis testing that determines whether or not the null hypothesis can be rejected.

Null Hypothesis

A default premise stating no statistical significance or effect, used as a starting point for hypothesis testing to be either rejected or not rejected.

Z Statistic

A statistical measure that quantifies the distance (in standard deviation units) a data point is from the mean of a data set.

Normal Distribution

Normal Distribution is a continuous probability distribution characterized by a symmetric, bell-shaped curve, where mean, median, and mode are equal.