Homework 2 - Mehmet Soyer PDF

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Homework Assignment 2 Graphic Presentation of Statistics Name: 1. Examine the following pie chart:

a. What level of measurement is this variable at? Interval-Ratio b. Write a brief interpretation of the above pie chart: 90.64% of people sampled would not approve of a policeman striking a citizen who said vulgar things to a policeman 9.36% of people sampled would approve

Homework Assignment 2 Graphic Presentation of Statistics 2. Examine the following bar chart:

a. What level of measurement is this variable at? Ordinal b. Write a brief interpretation of the above bar chart: 228 people believe car pollution is extremely dangerous to the environment, 411 people believe it is very dangerous, 627 people believe it is somewhat dangerous, 105 people believe it is not very dangerous, and 13 people believe it is not dangerous

Homework Assignment 2 Graphic Presentation of Statistics

3. Examine the following bar chart:

a. What level of measurement is this variable at? Ordinal b. Write a brief description of this bar chart: 277 people believe that nuke power is extremely dangerous to the environment, 336 people believe that nuke power is very dangerous to the environment, 442 people believe that nuke power is somewhat dangerous, 210 people believe that nuke power is not very dangerous, and 66 people believe that nuke power is not dangerous c. Compare the bar chart in Question 2 to the bar chart in Question 3. Does it appear that U.S. adults think car pollution or nuclear power is more dangerous than the other? Why or why not? Use the information in the bar charts to support your answer. Overall, it looks like more people believe that nuke power is dangerous to the

Homework Assignment 2 Graphic Presentation of Statistics environment. More people believe that nuke power is extremely dangerous and more people believe car pollution is not dangerous to the environment at all.

4. Interpret the following line chart:

a. What level of measurement is this at? Interval-Ratio b. Write a brief interpretation of the graph. What could explain the pattern you see in the line? 590 people have no children 350 people have 1 child

Homework Assignment 2 Graphic Presentation of Statistics 505 people have 2 children From there, the graph declines, showing that the less people have 3 or more children.

5. Download and Open the GSS2012.SAV file. Create a pie chart for the variable HEALTH. The slices should represent percent of cases. Remember to give it a title and to choose to “show data labels.” Copy and Paste it below. Paste chart here (You may have to resize it-just make sure it is still readable):

a. What does this variable measure? Condition of Health b. What level of measurement is this variable at? Ordinal c. Write an interpretation of the chart: 45.79% of the sample’s health is good 26.80% of the sample’s health is excellent 21.06% of the sample’s health is fair 6.36% of the sample’s health is poor

Homework Assignment 2 Graphic Presentation of Statistics

6. Download and Open the GSS2012.SAV file. Create a bar chart for the variable PREMARSX. Use a simple bar chart. The bars should represent percent of cases. Remember to give it a title and to choose to “show data labels.” Copy and Paste it below. Paste chart here:

a. What does this variable measure? People’s opinions of premarital sex b. What level of measurement is this variable at? Interval-ratio c. Write an interpretation of the chart: 704 people believe premarital sex is not wrong at all 273 people believe premarital sex is always wrong 206 people believe premarital sex is sometimes wrong 72 people believe premarital sex is almost always wrong

Homework Assignment 2 Graphic Presentation of Statistics

7. Download and Open the GSS2012.SAV file. Create a line chart for the variable SIBS. Use a simple line chart. The line should represent N of cases. Remember to give it a title and to choose to “show data labels.” Copy and Paste it below. Paste chart here:

a. What does this variable measure? How many siblings a person has b. What level of measurement is this variable at? Interval-Ratio c. Write an interpretation of the chart: 96 people have no siblings 368 people have 1 sibling 410 people have 2 siblings 331 people have 3 siblings 208 people have 4 siblings 147 people have 5 siblings 113 people have 6 siblings 91 people have 7 siblings 35 people have 10 siblings 17 people have 11 siblings

Homework Assignment 2 Graphic Presentation of Statistics 7 people have 12 siblings 5 people have 13 siblings 10 people have 14 siblings 3 people have 15 siblings 1 person has 16 siblings 2 people have 22 siblings

8. Download and Open the GSS2012.SAV file. Create a histogram for the variable realinc. Remember to give it a title and to choose to “show data labels.” Copy and Paste it below. Paste chart here:

a. What does this variable measure? A person’s income in dollars b. What level of measurement is this variable at? Interval-Ratio c. Write an interpretation of the chart:

Homework Assignment 2 Graphic Presentation of Statistics 131 people have a family income of $5000 236 people have a family income of $10000 182 people have a family income of $15000 101 people have a family income of $20000 151 people have a family income of $25000 118 people have a family income of $30000 153 people have a family income of $35000 151 people have a family income of $45000 104 people have a family income of $55000 68 people have a family income of $65000 45 people have a family income of $75000 144 people have a family income of $155000...