Business Analytics Exam quizzes and answers graded A+

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Business Analytics Exam quizzes and answers graded A+

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2025/2026

Institution Business Analytics

Course Business Analytics

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Business Analytics Exam quizzes and answers graded A+

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Business Analytics Exam quizzes
and answers graded A+
Scatter Plot - ANS✅✅can be used to show the relationship between two variables

Correlation Analysis - ANS✅✅used to measure the strength of the association (linear relationship)
between two variables

Regression Analysis is used to... - ANS✅✅-Predict the value of a dependent variable based on the
value of at least one independent variable

-Explain the impact of changes in an independent variable on the dependent variable

Dependent Variable - ANS✅✅the variable we wish to predict or explain

Independent Variable - ANS✅✅The variable used to predict or explain the dependent variable

Simple Linear Regression Model - ANS✅✅-Only one independent variable, X

-relationship between X and Y is described by a linear function

-Changes in Y are assumed to be related to changes in X

Simple Linear Regression Equation - ANS✅✅Y(hat) = b0 + b1X1

b0 - ANS✅✅Is the estimated average value of Y when the value of X is zero

b1 - ANS✅✅the estimated change in the average value of Y as a result of a one unit change in X

Measures of Variation (SST=..) - ANS✅✅SST = SSR + SSE

SST (Total Sum of Squares) - ANS✅✅(Total Variation) measures the variation of the Y values
around their Mean

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Uploaded on: November 6, 2025
Number of pages: 4
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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