1. Sam's mother died a year ago, but Sam just can't seem to move on. Sam is still
having a hard time sleeping at night, and concentrating in school. Last week, I
even caught her crying in the bathroom saying that things are just hopeless for
her. What do you think Sam could be suffering from?

Astudy shows that an influenza vaccine is 71.4% effective in preventing a particular type of influenza. if 15,422 people receive the vaccine, how many would not be protected and would be likely to get infulenza?

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

Does the weight loss program have practical significance? a. no, the program is not practically significant because the results are likely to occur even if the weight loss program has no effect. b. yes, the program is practically significant because the results are too unlikely to occur by chance. c. yes, the program is practically significant because the amount of lost weight is large enough to be considered practically significant. d. no, the program is not practically significant because the amount of weight lost is trivial.