A patient has been in the dying process for about 10 days. …

A patient has been in the dying process for about 10 days.  His wife has left his side only for very short periods during that time, and she looks pale and exhausted.  The nurse, realizing the wife has not eaten much, suggests that she take a break to eat and rest.  The woman refuses, saying I don’t want to leave him.  I won’t have him much longer, and I don’t want him to go when I’m gone.  What should the nurse do?

Imagine you ask 30 cat-owners how many times per week they d…

Imagine you ask 30 cat-owners how many times per week they drink tea and you ask the same question of 30 dog-owners. Each of these people have only one pet. To test whether the cat owners and dog owners drink different amounts of tea, you should use a(n) __________.