Bivariate Data

Select the question(s) which could be answered by collecting bivariate data. Select all that apply.

• How much does it typically cost to own a horse?

• Does the amount of fertilizer used impact the number of tomatoes a plant produces?

• What is the relationship between reaction time and age?

• What interest rate can I expect on a car loan?

In a study conducted at a high school, students' study times (in hours) and their corresponding test scores (out of 100) were recorded for one particular examination. The data is to be analyzed to understand the relationship between study time and test scores.

• Analyze the data to find the correlation between study time and test scores.

• Ignore the data and assume there is no relationship.

• Use the data to predict future test scores based on study time.

• Use the data to determine the average study time.

________________ data is data that deals with two variables.

• Univariate

• Bivariate

• Categorical

• Quantitative

What type of relationship is shown?

• No correlation

• Nonlinear relationship that changes over different intervals

• Positive Correlation

• Negative correlation

___ data for two variables.

• trivariate

• bivariate

• positive

• negative

Bivariate data involves

• one variable

• two variables

• three variables

• four variables

Bivariate data is the study of how many variables?

• 3

• 1

• 2

• 0

What is Bivariate Data?

• A set of data that shows a relationship between two variables.

• A set of data that shows a relationship between three variables.

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

What type of association does this scatter plot represent?

• Weak positive

• Moderate postiive

• Weak negative

• No Association