A study involves 669 randomly selected pet stores in Florida with 31 of them illegally selling baby alligators. Construct a 98% confidence interval for the true percentage of all Florida pet stores that sell baby alligators.

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Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth