Question

5.  A researcher interested in “binge drinking” decides to investigate whether or not people sitting at a bar drink more drinks than people sitting at tables.  Below are the first few measurements made on a Friday evening (starting at 7 pm) for the people who sat at the bar (in a newly reopened pub in Milwaukee, WI, with patrons staying 6’ apart!).  Please calculate the values requested.  (4)

                        Patron #          number of drinks (x)               

                              1                   3

                              2                   2

                              3                   3

                              4                   3

                              5                   4

                              6                   3

1. S x:

2. S x²:

           c.    (Sx)²:

            d.   n:

Answer 1

The answer is:

x
3
2
3
3
4
3
Sx	18
Sx²	56
(Sx)²	324
n	6

Sx	18
Sx²	56
(Sx)²	324
n	6