Statistics - Hypothesis Testing Projects

The following data were obtained from a survey of the number of years people smoked and the percentage

The following data were obtained from a survey of the number of years people smoked and the percentage of lung damage. Predict the percentage of lung damage for a person who has smoked for 30 years.

x	y
22	20
14	14
31	54
36	63
9	17
41	71
19	23

A study was conducted to determine the relationship between monthly income and the amount a person spends per month for recreation. Predict the amount a person would spend for recreation if she earns $700 a month

Years, x	Damage, y
800	60
1200	200
1000	160
900	135
850	45
907	90
1100	150

An educator wants to see how the number of absences a student in her class has affects the student' s final grade. Predict the student 's final grade if he has 4 absences.
An engineer wanted to determine how the weight of a car affected the gas mileage. Predict the mileage if a car weighs 3500 pounds.