A psychology professor is studying whether a significant difference exists in the majors among students in her general psychology course. She splits majors into humanities, sciences, and business. If there are 75 students in her class, and the expected value of humanities majors is 16.7 and the expected value of sciences is 47.8, what is the expected frequency of business majors? a. 35.85 b. 10.50 c. 7.88 d. 12.53
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
A psychology professor is studying whether a significant difference exists in the majors among students in her general psychology course. She splits majors into humanities, sciences, and business. If there are 75 students in her class, and the
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