When 1041 subjects were asked, "do you believe in heaven? " the proportion who answered yes was 0.81. the standard error of this estimate is 0.01. a. find the margin of error for a 95% confidence interval for the population proportion of people who believe in heaven. b. construct the 95% confidence interval. interpret it in context.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m