MEMORADUM DATE: ovember 5, 2024 TO: Me FROM: Me RE: Memo containing output for SPSS practice exam #2 Task 3a. Below is bar graph of the number of cases for the variable beltfrnt. 40 30 20 10 0 o Seat Belt Law--Front seat only Yes 1
Task 3b. Below is a frequency distribution for the variable beltall. beltall Seat Belt Law--All occupants Valid 0 o 1 Yes Total Cumulative Frequency Percent Valid Percent Percent 34 66.7 66.7 66.7 17 33.3 33.3 100.0 51 100.0 100.0 Task 3c. The following summary statistics are for the variable fatrate: standard deviation, skewness, and kurtosis. Valid (listwise) Std. Skewness Kurtosis Statistic Statistic Statistic Std. Error Statistic Std. Error 51 4.21592.409.333 -.549.656 51 Task 3d. The following summary statistics are for the variable fatrate for only states with a front seat only seat belt law: standard deviation, skewness, and kurtosis. Valid (listwise) Std. Skewness Kurtosis Statistic Statistic Statistic Std. Error Statistic Std. Error 33 3.70907.448.409 -.671.798 33 Task 3e. The following summary statistics are for the variable fatrate for only states with an all seats seat belt law: minimum, maximum, and kurtosis. Valid (listwise) Minimum Maximum Kurtosis Statistic Statistic Statistic Statistic Std. Error 17 8.16 26.07 -.653 1.063 17 2
Task 3f. The following summary statistics are for the variable beltfine for only states with a front seat only seat belt law: mean, minimum, and maximum. beltfine Seat Belt Law Fine ($s) Valid (listwise) Minimum Maximum Mean 33 5 50 21.42 33 Task 3g. The following summary statistics are for the variable beltfine for only states with an all seats seat belt law: mean, minimum, maximum, and skewness. beltfine Seat Belt Law Fine ($s) Valid (listwise) Minimum Maximum Mean Skewness Statistic Statistic Statistic Statistic Statistic Std. Error 17 10 75 30.29 1.009.550 17 Task 3h. Below is the correlation for the following variables: fatrate and allbev. Correlations consumption (all beverages; ethanol gallons/capita) consumption (all fatrate Motor beverages; vehicle ethanol fatalities per gallons/capit 1 billion VMT a) 1 -.061.672 -.061 1.672 3
Task 3i. Below is the correlation for the following variables: allbev and educ16. Correlations consumption (all beverages; ethanol gallons/capita) educ16 Percent of pop.with 16+ years of education consumption (all beverages; ethanol gallons/capit a) 1.343*.014.343* 1.014 educ16 Percent of pop.with 16+ years of education *. Correlation is significant at the 0.05 level (2-tailed). Task 3j. Below is the correlation for the following variables: fatrate and beltuse. beltuse Observed seat belt use rate (%) Correlations *. Correlation is significant at the 0.05 level (2-tailed). fatrate Motor beltuse vehicle Observed fatalities per seat belt use 1 billion VMT rate (%) 1 -.329*.021 51 49 -.329* 1.021 49 49 4
Task 3k. Below is a crosstab with region2 as the column variable and beltfrnt as the row variable. The cells for the crosstabs report the frequency of responses that fall into a cell and the column percent. The Chi-square statistic for this table is also reported. belfrnt Seat Belt Law--Front seat only * region2 Crosstabulation belfrnt Seat Belt Law--Front seat only Total 0 o 1 Yes region2 1 orth 2 Midwest 3 South 4 West Total 5 1 3 9 18 55.6% 8.3% 17.6% 69.2% 35.3% 4 11 14 4 33 44.4% 91.7% 82.4% 30.8% 64.7% 9 12 17 13 51 100.0% 100.0% 100.0% 100.0% 100.0% Pearson Chi-Square Likelihood Ratio Linear-by-Linear Association of Valid Cases Chi-Square Tests Asymp. Sig. Value df (2-sided) 14.311 a 3.003 15.082 3.002 1.241 1.265 a. 3 cells (37.5%) have expected count less than 5. The minimum expected count is 3.18. 51 5
Task 3l. Below is a crosstab with region2 as the column variable and beltall as the row variable. The cells for the crosstabs report the frequency of responses that fall into a cell and the column percent. The Chi-square statistic for this table is also reported. beltall Seat Belt Law--All occupants * region2 Crosstabulation beltall Seat Belt Law--All occupants Total 0 o 1 Yes region2 1 orth 2 Midwest 3 South 4 West Total 5 11 14 4 34 55.6% 91.7% 82.4% 30.8% 66.7% 4 1 3 9 17 44.4% 8.3% 17.6% 69.2% 33.3% 9 12 17 13 51 100.0% 100.0% 100.0% 100.0% 100.0% Pearson Chi-Square Likelihood Ratio Linear-by-Linear Association of Valid Cases Chi-Square Tests Asymp. Sig. Value df (2-sided) 13.296 a 3.004 13.783 3.003 2.560 1.110 a. 3 cells (37.5%) have expected count less than 5. The minimum expected count is 3.00. 51 6