Given the five-number summary {33, 53, 61, 87, 115}, answer the following: a.) Seventy-five percent of data values are less than what value? 5.) Compute the interquartile range. a. 82 O b. 54

Select the correct answer and write the appropriate letter in the space provided _____ 1. A grouping of data into classes giving the number of observations in each class is called a(an)   a bar chart.   b. frequency distribution.   c. pie chart.    d. cumulative frequency distribution.   ______ 2. The distance between consecutive lower class limits is called the   a. class interval.   b. frequency distribution.   c. class midpoint.   d. class frequency.   ______ 3. The class midpoint is   a. equal to the number of observations.   b. found by adding the lower class limits of two consecutive classes and dividing by 2.   c. equal to the class interval.   d. all of the above.   ______ 4. The number of observations in a particular class is called the    a. class interval.   b. class frequency.   c. frequency distribution.   d. none of the above.   ______ 5. A bar chart is used most often when   a. you want to show frequencies as compared to total observations.   b. you want to show…

Determine which of the four levels of measurement ( norminal, ordinal, interval, ratio) is most appropriate for the data below. Years in which U.S. presidents were inaugurated

Given the data below; 320,332,339,343,345,348,351,352,364,376. a) find the mode.

Given the following data: 7, 11, 19, 8, 9, 20, 17, and 16. Identify the range 7. 8.5 O 13.5 O 9.5 13

The Department of the Census provides the following data table.   single married widowed divorced total Male .129 .298 .013 .040 .48 Female   .305 .057 .054 .52 Total .233 .603 .070 .094 1.0   a) Fill in the missing word for each of the totals. (What is being totaled in each column/row?) b) Find P(Widowed and Male). = .013 c) Find P(Widowed)=.070 d) Find P(Married or Female). Write out the formula you use so I know that you know what you are doing. e) Find P(Widowed and Divorced). Explain your answer. f) Are Divorced and Male Mutually Exclusive events. Why or why not?