JcA -Page 2I Pok Ta The graph shows the relationship veen the number of chairs, and the mber of tatles,. 31 What is the measure of the anyle? 90 40 A. 30 30 20 H. 90 C. 120 10 D. 150 Which of the following expressions have the same value? Select the three that аpply. 32 of red tables Which equation best describes the relationship between the two variables? A.t= Sc A. 7+ 5 x3 - (4- 2) 8. /+5 X (3 - 4) - 2 C.7+ (5 x 3) - 4+ 2 D. (7 + 5) x 3 - 4+ 2 E. 7+5 X 3 - 4 + 2 B. C- St D. c- C.C-t Skyler worked out for 90 minutes at the htness center. This was 6 times as long as Dustin worked out. How long did Dustin work out? 33 A quadrilateral is shown. A. 15 minutes B. 30 minutes C. 60 minutes D. 540 minutes Use the box plot. Which angle is an acute angle? A. LDAC B. LABC C. LBCD D. LADC 6. 10 12 34 Bernie drew the figure below. 14
Correlation
Correlation defines a relationship between two independent variables. It tells the degree to which variables move in relation to each other. When two sets of data are related to each other, there is a correlation between them.
Linear Correlation
A correlation is used to determine the relationships between numerical and categorical variables. In other words, it is an indicator of how things are connected to one another. The correlation analysis is the study of how variables are related.
Regression Analysis
Regression analysis is a statistical method in which it estimates the relationship between a dependent variable and one or more independent variable. In simple terms dependent variable is called as outcome variable and independent variable is called as predictors. Regression analysis is one of the methods to find the trends in data. The independent variable used in Regression analysis is named Predictor variable. It offers data of an associated dependent variable regarding a particular outcome.
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