1, For the data shown, answer the questions. Round answers to 2
decimal places. It is OK to use technology on this
problem.
x
23
21.5
3.4
28.4
13.9
15.7
23.2
1.4
23.1
21.6
Find the mean:
Find the median:
Find the standard deviation:
2,
Use the data values in the table below to calculate the
correlation, r, between the variables x and y.
Hint: Use technology to do this...you do not need to compute this
by hand.
x
y
1
5.15
2
6
3
7.95
4
9.5
5
13.05
6
15
7
13.65
8
15.1
Give your answer to rounded three decimal places.
r =