Question

an equation of the line of best fit shown in the scatter plot is y = 9/2 x + 22PART Awhat is the meaning of 9/2 in this model1.on average children will be about 9 inches taller when they are 2 years old 2.on average children will grow about 9 inches every year in their first five years 3.on average children grow about 9 inches every two years in the first five years 4.on average children will grow 2 inches every year for their first nine years PART Bwhat does 22 mean in this model?1.the y-intercept 22 means that on average babies grow about 22 inches in the first 5 years 2.the y-intercept 22 means that on average babies are 22 inches in length when born 3.the y-intercept 22 means that on average 2 year olds are 22 inches tall 4.the y-intercept 22 means that on average babies look robot 22inches in the first 2 years

Answer 1

Part A

Answer is option 3: on average children grow about 9 inches every two years in the first five years

Part B

Answer is option 2: the y-intercept 22 means that on average babies are 22 inches in length when born