Grouped frequency table using the data set provided: f 151 - 160 141 150 4. 131 140 6. 121 - 130 111 120 101 110 4 Find Cf below interval of score 120.
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- Find the mean of the data from the frequency table: Value Frequency 0 6 1 0 2 6 3 8 4 9 5 6 Give your answer to two decimal places.The data below are the passing scores on an Algebra exam in one class. For this question, round all answers to the nearest tenth, as needed. 60 68 88 76 60 92 92 92 88 60 68 92 8892 64 60 76 64 92 88 76 60 60 64 60 8876 64 Construct the frequency table by using five classes. Class Limit Frequency Class midpoint Cumulative Frequency Class BoundaryDevelop the frequency table of the data From the frequency table, calculate each of the following a) Average d) Inter quartile range (Q3 – Q1) b) Median e) Standard deviation c) 55th percentile – 3rd decile f) Coefficient of variation
- Use the relative frequency table shown to the right to calculate the number of the 400 measurements falling into each of the measurement classes. Then graph a frequency histogram for these data.Use the data above to construct a grouped frequency table with the following column I)Class intervals II)Class boundaries III)Class marks IV) Frequency C)Draw a frequency polygon for the distributionCreate a frequency give for the frequency distribution using the chart for reference.
- 0 - Which of the following frequency does not give information about the status of a data class in the total data? a) percent frequency B) Tuned frequency C) relative frequency D) proportional frequency TO) cumulative frequencyThe class ranks of a very small high school with 20 students are shown in the table below. a) Since data were collected for variable(s), the correct graph to make is a . b) Complete the frequency/relative frequency table. c) Which of the following is the correct bar chart for the given data?See attached table of grade point averages. One hundred seniors were chosen at random from a graduating class at a university and their grade-point averages recorded. A) Construct a frequency and relative frequency table using a class interval of 0.2 starting at 1.95 B) Construct a histogram C) construct a frequency polygon
- Exam scores for 30 students:21 51 64 68 70 74 77 78 81 83 83 85 87 87 87 91 92 92 92 92 93 93 94 94 94 94 95 97 98 99a) In the space below, create a grouped frequency distribution table, using 20-29 asthe first class. b) Determine the five-number summary. _________________________________ c) In space below, draw a histogram. d) In space below, draw the boxplot. e) Identify the shape. ___________________________f) Find the interquartile range. _________________ g) Circle the correct choice: the mean is (greater; less) than the median. h) Circle the correct choice: the (mean; median) gives the more accurate descriptionof overall scores.1. Create the frequency table of the data.Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 57.4 degrees. The mean of the frequency distribution is (Round to the nearest tenth as needed.)
