Statistics 1

Determine the correlation of the points on the scatterplot.

• Positive Correlation

• Negative Correlation

• No Correlation

• Zero Correlation

Determine the correlation of the points on the scatterplot.

• Positive Correlation

• Negative Correlation

• No Correlation

• Zero Correlation

Determine the correlation of the points on the scatterplot.

• Positive Correlation

• Negative Correlation

• No Correlation

• Zero Correlation

The table shows the lengths and corresponding ideal weights of sand sharks. Which r-value is more accurate for the data?

• r = 0.99

• r = -0.90

• r = 0.09

• r = -0.099

The table shows the attendance at a flag football game for the first 8 games of the season. What is the correlation of the data?

• Strong Positive

• Strong negative

• Weak Postive

• Weak Negative

• No correlation

Determine the line of best fit for the data shown.

If the correlation coefficient, r, of a data set is r = 0. 32. What type of correlation does the data have?

• Strong Positive

• Strong negative

• Weak Postive

• Weak Negative

• No correlation

The table gives the number of hours spent studying for an algebra exam (x) and the final exam (y). Determine the correlation of the data.

• Weak positive

• Weak Negative

• Strong Positive

• Strong Negative

If the correlation coefficient, r, of a data set is r = -0.95. What type of correlation does the data have?

• Strong Positive

• Strong negative

• Weak Postive

• Weak Negative

• No correlation

The correlation coefficient is a number "r" such that: 

• -1<r<1
• -1>r>1
• -1≤r≤1
• -1≥r≤1