1. Which of the following is data has the most variability for one movie theater on a given day? A. The cost of a matinee movie. B. The number of people seeing a movie. C. The cost of a large bucket of popcorn. D. The length of the movie Jumanji.

Twelve inmates in a particular prison took part in an anger management class. Before it began, the median score on an anger control assessment of the group was 42 (out of a maximum of 60). After the six month class, the participants scores on the same assessment were 35, 41, 40, 44, 57, 36, 39, 47, 58, 39, 42, 39.   1. Construct a boxplot of the data and explain briefly why a sign test is appropriate to use in this case

The following set of data represents the number of orders filled by a national-chain restaurant during a two week period. Construct a five number summary for the the data.   66, 75, 68, 89, 86, 73, 67, 75, 75, 82, 85, 74, 67, 61 (Round to the nearest hundredth, if needed).    Min _________________ Lower Quartile _________________ Median __________________ Upper Quartile _________________ Maximum __________________   What is the range and the interquartile range (IQR)?  Range __________________ Interquartile Range (IQR)  ___________________

Consider the following data: 2, 9, 5, 11, 7, 3. a. Calculate its mean and variance.  b. If all the above data was multiplied by 4, what would the new mean and variancebe?

The price drivers pay for gasoline often varies a great deal across regions throughout the United States. The following data show the price per gallon for regular gasoline for a random sample of gasoline service stations for three major brands of gasoline (Shell, BP, and Marathon) located in eleven metropolitan areas across the upper Midwest region (OhioGasPrices.com website, March 18, 2012). Click on the datafile logo to reference the data. DATA file Shell BP Metropolitan Area Marathon Akron, Ohio Cincinnati, Ohio Cleveland, Ohio Columbus, Ohio Ft. Wayne, Indiana Indianapolis, Indiana Lansing, Michigan Lexington, Kentucky Louisville, Kentucky Muncie, Indiana Toledo, Ohio 3.77 3.72 3.87 3.76 3.78 3.87 3.89 3.79 3.83 3.83 3.85 3.77 3.83 3.85 3.93 3.84 3.84 4.04 3.87 3.87 3.99 3.79 3.78 3.81 3.69 3.78 3.84 3.84 3.83 3.79 3.79 3.86 3.86 Use a = .05 to test for any significant difference in the mean price of gasoline for the three brands. Round SS to 6 decimals, MS to 6 decimals, F to 2…

The following data set is given row one 13, 13, 13, 1318 row 2 14, 17, 14, 16,19 row 321, 12, 17, 21,19 row 419 1614 construct a dock plot.

If all of the students in a class earn the same score on a quiz, what should be said about the variability of the scores?

Consider the following data. 14, 2, 8, 4, 11, 9 Step 1 of 3: Determine the mean of the given data. Step 2 of 3: Determine the median of the given data. Step 3 of 3: Determine if the data set is unimodal, bimodal, multimodal, or has no mode Identify the modes if any exist.

Consider the following ordered data. 6   9   9   10   11   11   12   13   14 Find the low, Q1, median, Q3, and high.

Which set of data would probably show a strong positive linear correlation? a) the number of defective light bulbs produced and the time of the day when they were manufactured b) marks on a history test and the heights of the students c) the colour of cars sold and the annual income of the car buyers d) the height of corn in a field and the amount of precipitation during the growing season