Railroad crossing accidents the data show the number of railroad crossing accidents for the 50 states of the united states for a specific year. construct a histogram, frequency polygon, and ogive for the data. comment on the skewness of the distribution. bluman, allan. elementary statistics: a brief version (p. 66). mcgraw-hill higher education. kindle edition.

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

Aconcession manager at yankee stadium wants to know how temperature affects beer sales. she took a sample of 10 games and recorded the number of beers sold and the temperature in the middle of the game. temperature 80 68 78 79 87 74 86 92 77 84 number of beers 20533 1439 13829 21286 30985 17187 30240 87596 9610 28742 a. draw a scatter plot of the data. b. the manager estimates the regression equation to be: numberofbeers = −100, 678 + 1, 513 ∗ temperature draw this on your scatter plot. c. for one of the estimated points, indicate the residual with ei . d. for that same point, indicate what part of the variation is explained by the model with ˆyi − y¯.

Select all of the categories that apply for the figure below. quadrilateral, trapezoid, parallelogram, rhombus, rectangle, square