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Chapter 2: Q.1 (page 125)

For each of the following data sets, create a stem plot and identify any outliers.

The miles per gallon rating for 30 cars are shown below (lowest to highest).19,19,19,20,21,21,25,25,25,26,26,28,29,31,31,32,32,33,34,35,36,37,37,38,38,38,38,41,43,43

Short Answer

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The stem plot of data is

Step by step solution

01

Content Introduction

A stem and leaf plot divides data into stems (the greatest digit) and leaves (the lowest digit) (the smallest digits). Stem-and-leaf diagrams are excellent for illustrating the relative density and form of data, providing a fast summary of the distribution to the reader. They keep (most) of the raw numerical data, which is typically in great condition. They can also be used to find the mode and identify outliers.

02

Content Explanation

The data is divided into 30points and utilized to create stem and leaf plot.

The stem and leaf plot shows a summary of the data and allows us to immediately examine the distribution's form as well as which areas of the data are frequently used.

The data stem plot is

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Most popular questions from this chapter

Forty bus drivers were asked how many hours they spend each day running their routes (rounded to the nearest hour). Find the 65thpercentile.

The table shows the number of wins and losses the Atlanta Hawks have had in 42seasons. Create a side-by-side stem-and-leaf plot of these wins and losses.

During a season, the 40thpercentile for points scored per player in a game is eight. Interpret the 40thpercentile in the context of this situation.

Use the following information to answer the next three exercises: State whether the data are symmetrical, skewed to the left, or skewed to the right.

1;1;1;2;2;2;2;3;3;3;3;3;3;3;3;4;4;4;5;5

2.42What is the difference between relative frequency and frequency for each data value in Table 2?
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