=+40. Online shopping. A recent report concludes that while Internet users like the convenience of online shopping, they do have concerns about privacy and security (Online Shopping, Washington, DC, Pew Internet & American Life Project, February 2008). A random sample of adults were asked to indicate their level of agreement with the statement “I don’t like giving my credit card number or personal information online.” The table gives a subset of responses. Test an appropriate hypothesis for the relationship between age and level of concern about privacy and security online.

Strongly Agree Agree Disagree Strongly Disagree Total Age Category Ages 18–29 127 147 138 10 422 Ages 30–49 141 129 78 55 403 Ages 50–64 178 102 64 51 395 Ages 65+ 180 132 54 14 380 Total 626 510 334 130 1600

a) Select the appropriate procedure.

b) Check the assumptions.

c) State the hypotheses.

d) Test an appropriate hypothesis and state your results.