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Chapter 1: Q 73. (page 49)

The histogram below shows the distribution of the per cent of women aged 15 and over who have never married in each of the 50 states and the District of Columbia.

The center of this distribution is in the interval

(a) 22%to 24%

(b) 24%to 26%

(c)26%to28%

(d) 28%to 30%

(e)36%to 38%

Short Answer

Expert verified

The correct option is (b)24%to 26%

Step by step solution

01

Given information

Given :

02

Concept

When objects need to be displayed in a way that demonstrates the hierarchical structure as well as amount or size, pyramid charts are the ideal choice. This can include positions in management, items sold, and business locations, among other things

03

Explanation

The histogram's distribution is roughly symmetric, and the center of a symmetric distribution usually falls within the range of the histogram's highest bar. As a result, the center is between (b)24%to26%

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Most popular questions from this chapter

Electoral votes To become president of the United States, a candidate does not have to receive a majority of the popular vote. The candidate does have to win a majority of the 538 electoral votes that are cast in the Electoral College. Here is a stemplot of the number of electoral votes for each of the 50 states and the District of Columbia.

(a) Make a boxplot of these data by hand. Be sure to check for outliers.

(b) Which measure of center and spread would you use to summarize the distribution—the mean and standard deviation or the median and IQR? Justify your answer.

The National Survey of Adolescent Health interviewed several thousand teens (grades 7 to 12). One question asked was “What do you think are the chances you will be married in the next ten years?” Here is a two-way table of the responses by gender:

Your percent from the previous exercise is part of

(a) the marginal distribution of females.

(b) the marginal distribution of gender.

(c) the marginal distribution of opinion about marriage.

(d) the conditional distribution of gender among adolescents with a given opinion.

(e) the conditional distribution of opinion among adolescents of a given gender.

The figure displays computer output from Data Desk for data on the amount spent by 50 grocery shoppers.

(a) What would you guess is the shape of the distribution based only on the computer output? Explain.

(b) Interpret the value of the standard deviation.

(c) Are there any outliers? Justify your answer.

About 1.6million first-year students enroll in colleges and universities each year. What do they plan to study? The pie chart displays data on the percent of first-year students who plan to major in several discipline areas. About what percent of first-year students plan to major in business? In social science?

The percentage of students with less than $10 in their possession is closest to

(a) 30%. (b) 35%. (c) 50%. (d) 60%. (e) 70%
See all solutions

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