The expected number of typographical errors on a page of a certain magazine is 0.2. Typographical errors occur randomly and independently. a) What is the probability that the next page of this magazine that you read contains 0 typographical errors?b) What is the probability that the next page of this magazine contains 2 or more typographical errors?c) The current issue of this magazine has a total of 92 pages. What is the probability that there are between 15 and 18 (inclusive) typographical errors in the current issue?d) The previous issue of the magazine had 110 pages and the same typographical error rate per page. What is the probability that the previous issue had 10 errors and the current issue has 12?

Match the following terms with their definitions. 1. bisector of a segment ray ba and ray bc are opposite rays if a, b, and c are collinear and b (the endpoint of both rays) is between a and c. 2. opposite rays a ray, , is the set of points beginning at point a and going infinitely in the direction of point b. 3. collinear points a line or segment that intersects the segment at its midpoint. 4. betweenness of points a set of two or more points all on the same line. 5. ray the distance between the endpoints of a segment. 6. space point b is between a and c if a, b, and c are collinear and the equation ab + bc = ac is true, where ab, bc, and ac are the distances between points a and b, b and c, and a and c, respectively. 7. midpoint of a segment a set of two or more points all on the same plane. 8. coplanar points the point on a segment that divides the segment into two equal segments. 9. length of a segment the set of all possible points. 10. line segment the set of two different endpoints and all points between them.

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20