Constructing Frequency Distributions. In Exercises 11–18, use the indicated data to construct the frequency distribution. (The data for Exercises 13-16 can be downloaded at TriolaStats.com.)
11. Old Faithful Listed below are sorted duration times (seconds) of eruptions of the Old Faithful geyser in Yellowstone National Park. Use these times to construct a frequency distribution. Use a class width of 25 seconds and begin with a lower class limit of 125 seconds.
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- Solve on sheetarrow_forwardA researcher records the frequency distribution for a basketball player shooting free throws until a miss occurs. (For example: Make, Make, Make, Make, Miss happened 6 times.) Makes Followed By A Miss Frequencyarrow_forwardUsing the data below wich are the number of kilos of news paper contributed by one section in the newspaper drive Calculate frequency ditribution. Q1 D8arrow_forward
- Identify the lower class limits, upper class limits, class width, class midpoints, and class boundaries for the given frequency distribution. Also identify the number of individuals included in the summary. complete a-f a. Identify the lower class limits. b. Identify the upper class limits. c. Identify the class width. d. Identify the class midpoints. e. Identify the class boundaries. f. Identify the number of individuals included in the summary.arrow_forwardSeat Designs. In Exercises 13–20, use the data in the table below for sitting adult males and females (based on anthropometric survey data from Gordon, Churchill, et al.). These data are used often in the design of different seats, including aircraft seats, train seats, theater seats, and classroom seats. (Hint: Draw a graph in each case.) Sitting Back-to-Knee Length (inches) For males, find which is the length separating the bottom 90% from the top 10%.arrow_forwardUse Excel2. The monthly issues of the Journal of Finance are available on the Internet. The table below shows the number of times an issue was downloaded over the last 33 months. Suppose you wish to summarize the number of downloads with a frequency distribution. 312 2,753 2,595 6,057 7,624 6,624 6,362 6,575 7,760 7,085 7,272 5,967 5,256 6,160 6,238 6,709 7,193 5,631 6,490 6,682 7,829 7,091 6,871 6,230 7,253 5,507 5,676 6,974 6,915 4,999 5,689 6,143 7,086 a. Find the mean, median, mode, minimum and maximum values as well as variance, standard deviation, range, b. find Q1,Q2,Q3 and if there are any outliers c. Find the 35th percentile and the 90th percentile of the dataarrow_forward
- Construct a frequency polygon.arrow_forwardExercises 83–86: The table lists data that are exactly linear. a. Find the slope-intercept form of the line that passes through these data points. b. Predict y when x = -2.7 and 6.3. Decide if these calculations involve interpolation or extrapolation. -3 -2 -1 1 83. y -7.7 -6.2 -4.7 -3.2 -1.7arrow_forwardUsing the data below which are the numbers of kilos of newspaper contributed by one section of the newspaper fund drivearrow_forward
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill