Knowledge and Attitudes on Cigarette Smoking in Middle School Children - Essay Example

SPSS Evaluation of Knowledge and Attitudes on Cigarette Smoking in Middle School Children Research Question Is there a difference between boys and girls with respect to smoking knowledge and attitudes, and does this vary with the age of the children? Hypotheses 1. HA: There is a significant difference in smoking knowledge and attitudes of boys and girls with respect to smoking. HO: There is no significant difference in smoking knowledge and attitudes of boys and girls with respect to smoking 2. HA: The smoking knowledge and attitudes varies significantly with the age of the children HO: The smoking knowledge and attitudes does not vary significantly with the age of the children Statistical Methodology A Mann-Whitney non-parametric test used to investigate the differences in the mean number of boys and girls following their smoking knowledge and attitudes. The Mann-Whitney test was selected as the most appropriate because the research question involved investigating the differences between two independent groups (boys and girls). The test for normality of data was investigated and the variables for smoking knowledge and attitudes were found not to be normally distributed. The table below was the result for the test for normality and displays 2 test. The Kolmogorov-Smirnov test is used if when the sample is Read More