Don’t know how to do these need help please Identify what is wrong with each of the following statements for exercises 4 to 10.
4. Statistics Sam finished his analysis between the length of a sporting event and the number of
fans that attend. He calculated a correlation of 0.39. He decided that he would rather use
attendance to predict the length of the sporting event so he switched his correlation to -0.39.
5. Data Donna was bummed that the correlation coefficient for her data was 0.23 indicating that
the relationship between her variables is very weak. She described the scatterplot as straight,
positive, with one unusual value very different from the other points. A scatterplot is shown
below.
35
30
25
20
15
10
5
0
7
9
9
11
13
15