A food worker needs to thaw a package of ground pork.

Ineed so much with both of these tot

Explain the importance of file management and how to control files over time

You want to test the hypothesis that smoking cigarettes increases the risk of lung cancer. in your experiment, you take 100 people of various ages and genders for each of your groups. one group smokes. the other group does not smoke. the group that does not smoke is called the group