Spss8 Essay Example | Topics and Well Written Essays - 1750 words

Spss8 - Essay Example2. Is the type of bever progress ordered with lunch at a restaurant independent of the come on of the customer? A random sample of 309 lunch customers is taken, resulting in the following results. Determine whether the two variables are independent at 95% level of significance. (4 points)The p observe is .000, which is lower than 0.05 suggests a relationship amid age and type of beverage. The null hypothesis is thus rejected and the conclusion is that type beverage and age are related.3. In one survey, successful women confrontation managers were asked to state their personal definition of success in terms of several categories from which they could select. Thirty-nine percent responded that happiness was their definition, 12% said that sales/profit was their definition, 18% responded that helping others was their definition, and 31% responded that achievement/challenge was their definition of success. Suppose that you want to determine whether men meeting m anagers felt the same way and took a random sample of men meeting managers, resulting in the data shown. Use the Chi-square test to determine whether the observed relative frequency distribution of data for men meeting managers is the same as the distribution for women meeting managers. Let = .05. (4 points)The test statistics table shows a very small computed Chi-square value 201.56 and a very small p-value 0.00, which is smaller than 0.05. Therefore, H0 is rejected, and hence there is a difference between the successful women and those who were randomly sampled.4. Is there a relationship between having a lap-top computer and a persons profession? A survey of 187 managers of three professions travel manager, lawyers and accountants, was conducted to investigate this question. Results are presented in the following table. try on whether having a lap-top computer is independent of profession at 95% level of significance. (4 points)The p value is