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Chapter 2: Q.8 (page 127)

The students in Ms. Ramirez鈥檚 math class have birthdays in each of the four seasons. Table 2.40 shows the four seasons, the number of students who have birthdays in each season, and the percentage (%) of students in each group. Construct a bar graph showing the number of students.

Short Answer

Expert verified

The bar graph showing the number of students is as follow:

Step by step solution

01

Content Introduction

A bar graph may be described as a chart or a graphical illustration of data, portions or numbers the usage of bars or strips. Bar graphs are used to examine and assessment numbers, frequencies or different measures of awesome classes of data.

02

Content Explanation

The steps to follow to make a bar graph in Excel is as follow:

  1. Select the data and go to Insert option.
  2. Now under Charts, select bar chart option
  3. Click on the plus sign at right hand side of the bar graph, and mention the Axis, Chart titles, etc.

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Most popular questions from this chapter

Forty randomly selected students were asked the number of pairs of sneakers they owned. Let X= the number of pairs of sneakers owned. The results are as follows:

a. Find the sample meanx炉.

b. Find the sample standard deviation, s

c. Construct a histogram of the data.

d. Complete the columns of the chart.

e. Find the first quartile.

f. Find the median.

g. Find the third quartile.

h. Construct a box plot of the data.

i. What percent of the students owned at least five pairs?

j. Find the 40thpercentile.

k. Find the 90thpercentile.

l. Construct a line graph of the data.

m. Construct a stemplot of the data.

Use the following information to answer the next three exercises: Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell three cars; nineteen generally sell four cars; twelve generally sell five cars; nine generally sell six cars; eleven generally sell seven cars. Calculate the following:

median = _______

The following data are the number of sports played by 50student athletes. The number of sports is discrete data since sports are counted.

1;1;1;1;1;1;1;1;1;1;1;1;1;1;1;1;1;1;1;12;2;2;2;2;2;2;2;2;2;2;2;2;2;2;2;2;2;2;2;2;23;3;3;3;3;3;3;3

20student athletes play one sport. 22student athletes play two sports. Eight student athletes play three sports.

Fill in the blanks for the following sentence. Since the data consist of the numbers 1,2,3,and the starting point is 0.5,

a width of one places the 1 in the middle of the interval 0.5to _____, the 2in the middle of the interval from _____ to

_____, and the 3in the middle of the interval from _____ to _____.

Refer to the Table 2.23. Find the third quartile. What is another name for the third quartile?

Use the following information to answer the next six exercises. Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell three cars; nineteen generally sell four cars; twelve generally sell five cars; nine generally sell six cars; eleven generally sell seven cars.

First quartile = _______
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