The following table lists the martial status of American women aged 15 years and older as of 2011 according to the U.S census Bureau.
Martial status | Count (thousands) |
Never married | 34,963 |
Married | 65,000 |
Widowed | 11,306 |
Divorced | 13,762 |
a. Is this data quantitive or qualitative?
b. Construct a bar graph for the data
c. Construct a pie chart for the data
d. Which of the two groups do you prefer? Why?
a) It is quantitative.
b) Bar Graph:
c) Pie Chart:
d) We prefer group never married and married.
The following table lists the martial status of American women aged 15 years and older as...
12. (12 pts) The data in the following table represent the marital status of males and females 18 years old or older in the United States in 2003. Males (in millions) Females (in millions) Totals (in millions) Never Married 28.6 23.3 51.9 Married 62.1 124.9 Widowed 2.7 11.3 Divorced 9.0 12.7 21.7 Totals (in millions) 110.1 a) Complete the table. b) Find the odds that a randomly selected person is a female. c) Determine the probability that a randomly selected...
The marital status distribution of the U.S. male population, age 15 and older, is as shown below. Marital Status Percent never married 31.3 married 56.1 widowed 2.5 divorced/separated 10.1 Suppose that a random sample of 400 U.S. young adult males, 18 to 24 years old, yielded the following frequency distribution. We are interested in whether this age group of males fits the distribution of the U.S. adult population at the 5% level. Calculate the frequency one would expect when surveying...
3-The population in the city of Houston from 1900 to 2010 is given below: Year Population 1900 44,633 1910 78,800 1920 138,276 1930 292,352 1940 384,514 1950 596,163 1960 938,219 1970 1,233,505 1980 1,595,138 1990 1,631,766 2000 1,953,631 2010 2,100,263 a. Give a scatter-plot and residual plot of the data. b. Based on the graphs in part a, propose a model for the data. Show me evidence to support your conclusion. Go through all necessary steps to construct a model...
Please read and answer the following questions. 1. How was the sample selected ? We’re demographics collected ? 2. Is the sample representative of the target population? If not how was the sample “improved “ to make the results more reliable and valid? 3. What is the design of the study? 4. How were the human subjects protected ? 5. Were instruments used reliable and valid ? Did they measure the phenomenon under the study( how do you know that...