Question

1. which of the values is the best estimate of the correlation coefficient for the line of best fit shown in the scatter plot? a. -0.9 b. -0.4 c. 0.4 d. 0.9

Explanation:

Step1: Observe the scatter - plot trend

The points in the scatter - plot show an upward trend, so the correlation coefficient is positive.

Step2: Assess the strength of the correlation

The points are closely clustered around the line of best - fit, indicating a strong positive correlation. A correlation coefficient close to 1 represents a strong positive correlation.

Answer:

D. 0.9