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OBESITY IN CHILDREN Researchers weighed 1976 3-yr-olds from low-income families in 20 U.S. cities. Each child is classified by race (white, black, or Hispanic) and by weight (normal weight, overweight, or obese). The results are tabulated as follows:
If a participant in the research is selected at random and is found to be obese, what is the probability that the 3-yr-old is white? Hispanic?
mason has 550 ft of fencing and he wants to build a rectangular pen with three parallel partitions. Mason wants to maximize the area of the pen. Determine the dimensions of the pen which will maximize area.
Graph the equation. You may use the axes provided, or create your own graph.
A boat race runs along a triangular course marked by buoys A, B, and C. The race starts with the boats headed west for 3600 meters. The other two sides of the course lie to the north of the first side, and their lengths are 1500 meters and 2800 me..
a rectangle carpet has a perimeter of 246 inches. the length of the carpet is 89 inches more than the width. what are the dimensions of the carpet?
what is the measure of the angle formed by the guy wire and the pole? Assume that the ground is level.
There are a lot of terms associated with these graphs, so please do not repeat a classmate's term. You may also discuss different types of standard graphs that you might have seen and should recognize. Let's see what you know about graphs.
Use differentials to estimate the maximum error in the calculated volume. (Round your answer to the nearest integer.)
A plane can fly 325 mph in still air. If it can fly 190 miles downwind in the same amount of time it can fly 135 miles upwind, find the velocity of the wind.
In the electrolysis of water, 2H2O ® 2H 2 + O2, if the volume of oxygen produced was 8 mL, what would be the volume of hydrogen produced?
Interpreting Power: Chantix tablets are used as an aid to help people stop smoking. In a clinical trial, 129 subjects were treated with Chantix twice a day for 12 weeks, and 16 subjects experienced abdominal pain (based on data from Pfizer, In..
Highway engineers design a parabolic curve for an entrance ramp from a straight street to an interstate highway . The vertex of the curve passes through (0, 0) and the parabola passes through (1000, + 800). Find an equation for the parabola.
A manufacture of sunglasses has found that the profit S(x) in thousands of dollars. At what production level(s) (interval) the profit increasing. At what levels (interval) is it decreasing ?
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