11. Correlation

Scatterplots & Intro to Correlation

Multiple Choice
Which scatterplot provides evidence of a relationship between the variable $x$ and the variable $y$ ?
51
views
Multiple Choice
In a scatterplot, a negative correlation means that as $x$ increases, what tends to happen to $y$ ?
31
views
Multiple Choice
Given a scatterplot showing a strong positive linear relationship between $h o u r s$ studied and $e x a m$ scores, the table best supports which of the following conclusions?
68
views
Multiple Choice
In a scatterplot from a psychology study, what does a negative correlation between two variables indicate?
118
views
Multiple Choice
Which of the following statements is true regarding the traits of scatterplots?
57
views
Multiple Choice
Which of the following statements is not typically included in the description of a scatter diagram?
54
views
Multiple Choice
In a scatterplot analysis, how does historical correlation differ from causation?
17
views
Multiple Choice
In the context of scatterplots and correlation, which statement best describes how correlation and causation differ?
24
views
Multiple Choice
A scatterplot shows that as the values of variable $X$ increase, the values of variable $Y$ also tend to increase. Which of these statements does the graph support?
94
views
Multiple Choice
Which table of paired values $(x, y)$ shows a negative correlation between $x$ and $y$ ?
23
views
Multiple Choice
In the context of a scatterplot and correlation, what does it mean when the slope of a line (or the slope between two points) is undefined?
23
views
Multiple Choice
For the scatter diagram shown here, which of the following best describes the relationship between the two variables if the points form a pattern that slopes upward from left to right?
62
views
Multiple Choice
Which of the following best describes a scatterplot and its primary use in statistics?
56
views
Multiple Choice
Which of the following best describes a scatterplot and its primary use in statistics?
72
views
Multiple Choice
In the context of scatterplots, how many variables are typically displayed on a standard scatterplot?
64
views