Answer:
2nd option, [ An expected height of 150 centimeters when the femur has a length of 37.7 ]
Explanation:
y is a scale for height
x is a scale for femur length
BUT, the difference between the 2nd and 4th answer is in the words "expected" and "actual."
The reason the correct answer includes the word "expected" is because we are looking at THE LINE OF BEST FIT that is plotted on the graph. This line represents what we expect based on the relationship between the two variables
The dots represent REAL DATA that has been recorded.