Are good grades in high school associated with family togetherness? a simple random sample
of 142 high-school students was asked how many meals per week (x) their families ate together.
their responses produced a mean of ¿x = 3.78 meals per week, with a standard deviation of2
sx = 2.2. researcherss then matched these responses against the students' grade point averages (gpas). the scatterplot appeared to be
reasonably linear, so they created a regression line. no apparent pattern emerged in the residuals plot. the equation of the line was gpa=2.73+.11(meals).

what was the mean gpa ?

If you were working for a pharmaceutical company as part of a drug discovery team, which of these enzyme inhibitors would you suggest as a productive avenue for drug development? a) a drug to treat high blood pressure that reversibly inhibits an enzyme catalyzing production of a chemical that causes blood vessels to contract b) a drug to treat diabetes that irreversibly inhibits an enzyme in the metabolic pathway to synthesize glucose c) a compound that acts as a competitive inhibitor for a digestive enzyme produced only in the presence of certain foods d) a compound that inhibits enzymes by significantly changing the ph throughout the body

The dimesions of health operate independently; they don’t affect one another. t or f

About how many individuals in the us go bankrupt each year due to medical bills?