Chapter 5.E, Problem 29E

Making Satterplots. Consider the following data sets.

a. Make a scatterplot for the data.

b. State whether the two variables appear to be correlated, and if so, state whether the correlation is positive, negative, strong, or weak

c. Suggest a reason for the correlation or lack of correlation. If you suspect causality, discuss what further evidence you need to establish it.

29. The following table gives the average teacher salary and the expenditure on public education per pupil for ten states in 2010.

State	Average Teacher Salary ($)	Per-Pupil State Expenditure ($)
Alabama	47,571	9001
Alaska	59,672	11,000
Arizona	46,952	6170
Connecticut	64,350	14,472
Massachusetts	69,273	14,766
North Dakota	42,964	8541
Oregon	55,224	10,476
Texas	48,261	9227
Utah	45,885	6859
Wyoming	55,861	15,345