How long has SPSS been available

Name three of their competitors.

Find article(s) in periodicals or online to help you answer the following questions.  Label your answers for each question.  Be sure to list at least one reference at the end of your paper.  References do not count towards page total.

1.  How long has SPSS been available?

2.  Name three of their competitors.

3.  Name three things that should be considered when choosing a statistical software package.

4.  Find one job opening looking for someone with spss skills and briefly describe the position.  Include the link in your reference list.