Probability and Statistics Post Test 8.ps.1,2,&3

Which step involves analyzing and justifying the relationship of the quantitative bivariate data in scatterplots?

• Analyze data

• Organize data

• Collect data

• Formulate questions

Tags

CCSS.8.SP.A.1

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

Tags

CCSS.8.SP.A.2

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

Tags

CCSS.HSS.ID.B.5

What type of association does this scatter plot represent?

• positive linear association

• negative association

• no association

• nonlinear association

Tags

CCSS.HSS.ID.B.5

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.RI.K.7

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Tags

CCSS.HSF-LE.A.1B

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

Tags

CCSS.8.SP.A.1

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

Tags

CCSS.8.SP.A.1

How many items should be included in the data when collecting or acquiring data for scatterplots?

• More than 30 items

• Exactly 20 items

• No more than 20 items

• Less than 10 items

Tags

CCSS.8.SP.A.1

How can technology assist in organizing and representing data in scatterplots?

• By adding unnecessary complexity

• By making the data more confusing

• By providing visual representations

• By avoiding data collection