Question:
Suppose a doctor measures the height x and head
Last updated: 6/6/2023
Suppose a doctor measures the height x and head circumference y of 11 children and obtains the data below The correlation coefficient is 0 793 and the least squares regression y 0 214x 11 547 Complete parts a and b below C Height x 27 5 25 75 26 75 25 5 27 75 26 75 26 25 27 27 25 27 25 27 Head Circumference y 17 6 16 9 17 1 17 1 17 4 17 4 17 2 17 4 17 3 17 3 17 3 a Compute the coefficient of determination R2 R Round to one decimal place as needed b Interpret the coefficient of determination Approximately of the variation in Round to one decimal place as needed is explained by the least squares regression model head circumference height