BUAL 2600 Business Analytics Exam 1 (Ch 1-2, 8) || Complete Questions & 100% Correct Answers

BUAL 2600 Business Analytics Exam 1 (Ch 1-2, 8) || Complete Questions & 100% Correct Answers BUAL 2600 Business Analytics Exam 1 (Ch 1-2, 8) || Complete Questions & 100% Correct Answers QUIZ 1 (Question #1) A _____ is used to visualize sample data graphically and to draw preliminary conclusions about the possible relationship between the variables. a. pie chart b. contingency table c. Gantt chart d. scatter chart - ANSWER - d. scatter chart QUIZ 1 (Question #2) In a linear regression model, the variable (or variables) used for predicting or explaining values of the response variable are known as the _____. It(they) is(are) denoted by x. a. residual variable b. independent variable c. dependent variable d. regression variable - ANSWER - b. independent variable QUIZ 1 (Question #3) In the graph of the simple linear regression equation, the parameter ß1 is the _____ of the true regression line. a. end-point b. x-intercept c. slope d. y-intercept - ANSWER - c. slope QUIZ 1 (Question #4) In the graph of the simple linear regression equation, the parameter ß0 represents the _____ of the true regression line. a. slope b. end-point c. x-intercept d. y-intercept - ANSWER - d. y-intercept QUIZ 1 (Question #5)