An undergraduate statistics class is assigned a project in which they are to sam

Question

An undergraduate statistics class is assigned a project in which they are to sample 500 books from the university library and record the copyright year, the number of pages, and whether the book is hard cover or paperback. Determine the most appropriate way in which the students should illustrate the data on these variables. Choose all that apply.

a) Copyright Year:

If you are having difficulties with this question you may want to review pages 22 and 29 in Mind on Statistics.

b) Number of Pages:

If you are having difficulties with this question you may want to review pages 22 and 29 in Mind on Statistics.

c)Hard Cover vs. Paperback: (correct)

Answer: Bar Graph & Pie Chart.

Explanation / Answer

a) Bar graph is the correct choice Year is marked on the X-axis and Number of books on the Y-axis Each bar is named after a particular year The height of ech bar corresponds to the number of books having that particular copy right year b) Histogram is the correct choice Number of pages is marked on the X-axis and Number of books on the Y-axis The width of each bar indicates the range of the number of books (class Interval) The height of ech bar corresponds to the number of books having the number of pages falling in that particular interval c) Pie chart or bar graph In a pie chart, there will be two segments in the pie chart each corresponding to the categories: Hard cover / Paper back The area of each segment corresponds to the number of books falling in that region In a bar graph, there will be two bars, each corresponding to Hard cover and Paper back The height of the bar correponds to the number of books falling in that category

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