Three methods—writing classes using limits, using the less-than method, and grouping data using single-valued classes—were discussed to group quantitative data into classes. Explain these three methods and give one example of each.
Answer to relevant QuestionsA local gas station collected data from the day’s receipts, recording the gallons of gasoline each customer purchased. The following table lists the frequency distribution of the gallons of gas purchased by all customers ...Each state collects information on every birth that occurs within its borders. The following data give the 2008 birth rates (number of births per 1000 people) for all of the 56 counties in the state of Montana ...a. Prepare a frequency distribution table for lung and bronchus cancer rates for men. b. Construct the relative frequency and percentage distribution columns. c. Draw a histogram and polygon for the relative frequency ...Briefly explain the concept of cumulative frequency distribution. How are the cumulative relative frequencies and cumulative percentages calculated? Using the frequency distribution table constructed for the data of Exercise 2.25, prepare the cumulative frequency, cumulative relative frequency, and cumulative percentage distributions.
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