Let F Be the Event That a Student Is Enrolled

question 78

Multiple Choice

Let F be the event that a student is enrolled in a finance course, and let S be the event that a student is enrolled in a statistics course.It is known that 40% of all students are enrolled in a- finance course and 35% of all students are enrolled in statistics.Included in these numbers are 15% who are enrolled in both statistics and finance.Find P(S) .

• A)0.15
• B)0.35
• C)0.40
• D)0.55
• E)0.60

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Definitions:

Sample Size

The number of observations or data points collected from a subset of a larger population for the purpose of statistical analysis.

Pearson Correlation

A measure of the linear correlation between two variables, showing how closely the data fit to a line.

Pearson Correlation

A measure of the linear correlation between two variables X and Y, giving a value between +1 and -1 inclusive, where 1 is total positive linear correlation, 0 is no linear correlation, and -1 is total negative linear correlation.

Critical Values

Thresholds determined by the significance level of a test, marking the boundary within which the null hypothesis is accepted or rejected.