Analyze Scatterplots

How does sketching the line of best fit help in analyzing data in a scatterplot?

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What is the purpose of sketching the line of best fit in a scatterplot?

• To represent the trend in the data

• To make the data look neat

• To show the average of the data points

• To confuse the viewer

What is the purpose of making observations about a set of data points in a scatterplot?

• To complicate the analysis

• To confuse the viewer

• To simplify the data

• To identify relationships

What is the purpose of determining the correlation coefficient in a scatterplot analysis?

• To add unnecessary complexity

• To make the data look messy

• To confuse the viewer

• To measure the strength and direction of the relationship

In a scatterplot, what does a no relationship scenario look like?

• Points scattered randomly

• Points forming a curve

• Points forming a straight line going upwards

• Points forming a straight line going downwards

When working with scatterplots, what is the purpose of technology?

• To make the data look messy

• To organize and represent data more efficiently

• To complicate the data analysis process

• To avoid collecting data

What is the purpose of formulating questions that require data collection in scatterplots?

• To simplify the process

• To guide the data collection process

• To complicate the analysis

• To avoid collecting data

In a scatterplot, what does a negative linear relationship look like?

• Points forming a straight line going downwards

• Points scattered randomly

• Points forming a curve

• Points forming a straight line going upwards

What is the main goal of analyzing and justifying the relationship of quantitative bivariate data in scatterplots?

• To make the data look messy

• To identify trends and patterns

• To avoid data analysis

• To confuse the viewer

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive