Asurvey asked, "during the last year, did anyone take something from you by using force-such as a stickup, mugging, or threat? " of 987 subjects, 19 answered yes and 968 answered no. a. find the point estimate of the proportion of the population who were victims. b. find the standard error of this estimate. c. find the margin of error for a 95% confidence interval. d. construct the 95% confidence interval for the population proportion. can you conclude that fewer than 10% of all adults were victims?

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100