1. Shoppers at the local department store were asked to complete the survey of their shopping experience. The results are shown in the table below:
|
Satisfied with Service
|
Not Satisfied with Service
|
Totals
|
|
Made a Purchase:
|
130
|
494
|
624
|
|
Did Not Make a Purchase:
|
715
|
183
|
898
|
|
Totals:
|
845
|
677
|
1522
|
a. Determine the probability that the shopper selected at random made a purchase?
b. Determine the odds that a shopper chosen at random was satisfied with the service?