1. This is a set of data from a sample of n = 11 items:
   1. Produce a scatterplot of the data.
   2. What does the plot suggest about the relationship between the variables?
   3. Find and interpret the correlation coefficient.
   4. Find and interpret the coefficient of determination.
   5. Predict the value of y when x = 65. How much faith do you have in this prediction? Explain.

Dataset:

x	y
41.8	164.4
44	163.8
43.1	163.3
45.6	178.9
44.9	174.1
50.2	192.6
40.1	160.9
49.7	182.1
45.5	169
48	169.8
45.8	164.2