1) Is there a link between the amount of cigarette smoking in countries and death rates from coronary heart disease (CHD)? Below is computer output from a regression analysis of this

relationship for 14 randomly-selected countries from around the world. The explanatory variable

is annual consumption of cigarettes per person and the response variable is annual deaths from

coronary heart disease per 100,000 people.

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?