8.6.C.11 - Using Linear Models in a Data Context – Exit Ticket - ALEXANDRA HEBERT | Library

According to the Bureau of Vital Statistics for the New York City Department of
Health and Mental Hygiene, the life expectancy at birth (in years) for New York
City babies is as follows.

10

If you are interested in predicting life expectancy for babies born in a given year, which variable is the independent variable and which is the dependent variable?

10

Draw a scatter plot to determine if there appears to be a linear relationship between year of birth and life expectancy.

10

Fit a line to the data. Show your work.

10

Based on the context of the problem, interpret in words the intercept and slope of the line you found in part (c).

10

Use your line to predict life expectancy for babies born in New York City in 2010.

From EngageNY.org of the New York State Education Department. Grade 8 Mathematics Module 6, Topic C, Lesson 11. Internet. Available from https://www.engageny.org/resource/grade-8-mathemat...; accessed 14/Apr/2016.