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How does one construct a stem-and-leaf diagram What are the advantages of this type of diagram? 3.5 How may the box-and-whisker plot be used to describe data How are the following terms

  How does one construct a stem-and-leaf diagram? What are the advantages of this type of diagram?

3.5        How may the box-and-whisker plot be used to describe data? How are the fol- lowing terms used in a box-and-whisker plot?

a.    Median

b.    Alpha percentile

c.    Interquartile range

3.6        Refer to the following dataset that shows the class interval (and frequency in parentheses):

{0.0–0.4 (20); 0.5–0.9 (30); 1.0–1.4 (50); 1.5–1.9 (40); 2.0–2.4 (10);

2.5–2.9 (20); 3.0–3.4 (20); 3.5–3.9 (10)}

Construct a relative frequency histogram, a cumulative frequency histogram, a relative frequency (%) histogram, a cumulative relative frequency (%) his- togram, a frequency polygon, and a relative frequency polygon. Describe the shapes of these graphs. What are the midpoint and limits of the interval, 2.0–2.4?

Aug 02 2020 View more View Less

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