Grouping and displaying data to convey meaning: Tables and Graphs

Barney Mason has been examining the amount of daily french fry waste (in pounds) for the past 6 months at Universal Burger and has created the following frequency distribution.

Construct a discrete, closed classification for the possible responses to the "marital status" portion of an employment application. also construct a 3-category, discrete, open-ended classification for the same responses.

Stock exchange listings usually contain the company name, the high and low bids, the closing price, and the change from the previous day's closing price.

The noise level in decibels of aircraft departing Westchester County Airport was rounded to the nearest decibel and grouped in a frequency distribution having intervals with midpoints at 100 and 130.

If the lawyer defending the airport is collecting data preparatory to going to trial, would she approve of the midpoints of the intervals

The president of Ocean Airlines is trying to estimate when the Federal Aviation Administration is most likely to rule on the company's application for a new route between Charlotte and Nashville. Assistants to the president have assembled the following waiting times for applications filed during the first year. The data are given in days from the date of application until an FAA ruling.

34	40	23	28	31	40	25	33	47	32
44	34	38	31	33	42	26	35	27	31
29	40	31	30	34	31	38	35	37	33
24	44	37	39	32	36	34	36	41	39
29	22	28	44	51	31	44	28	47	31

Construct a frequency distribution using 10 closed intervals, equally spaced. Which interval contains the most data points?
Construct a frequency distribution using 5 closed intervals, equally spaced. Which interval contains the most data points?
If the president of Ocean Airlines had a relative frequency distribution for either (a) or (b), would that help him estimate the answer he needs?

For the purpose of performance evaluation and quota adjustment, Ralph Williams monitored the auto sales of his 40 salespeople. Over a 1-month period, they sold the following number of cars:

Kessler's Ice Cream Delight attempts to keep all of its 55 flavors of ice cream in stock at each of its stores. Their marketing research director suggests that keeping better records for each store is the key to preventing stockousts.

Doug Atkinson is the owner and ticket collector for a ferry that transports people and cars from Long Island to Connecticut.

The following set of raw data givesincome and education level for a sample of individuals. Would rearranging the data help us to draw some conclusions? Rearrange the data in a way that makes them ore meaningful.

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34	40	23	28	31	40	25	33	47	32
44	34	38	31	33	42	26	35	27	31
29	40	31	30	34	31	38	35	37	33
24	44	37	39	32	36	34	36	41	39
29	22	28	44	51	31	44	28	47	31

34	40	23	28	31	40	25	33	47	32
44	34	38	31	33	42	26	35	27	31
29	40	31	30	34	31	38	35	37	33
24	44	37	39	32	36	34	36	41	39
29	22	28	44	51	31	44	28	47	31

Grouping and displaying data to convey meaning: Tables and Graphs

Problems: Grouping and displaying data to convey meaning: Tables and Graphs

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34	40	23	28	31	40	25	33	47	32
44	34	38	31	33	42	26	35	27	31
29	40	31	30	34	31	38	35	37	33
24	44	37	39	32	36	34	36	41	39
29	22	28	44	51	31	44	28	47	31