Statistics testing : proportion test of soft drinks by ClassOf1

VIEWS: 280 PAGES: 17

More Info
									              Sub: Statistics                                                                             Topic: Testing



              Question:
              Compare the response for the “Preference of soft-drinks” based on gender
              by the use of two proportion test
         ClassOf1 provides expert guidance to College, Graduate, and High school students on homework and assignment problems in
                       Math, Sciences, Finance, Marketing, Statistics, Economics, Engineering, and many other subjects.

                        Sample at least 15 people and record their data in a simple table or chart; study the examples
                        from Unit 12-3.


              Solution:
              In order to test the above hypotheses, the sample has been collected based on email survey.
              The sample information has been obtained by the use of following questionnaire:

              Questionnaire

                   1. Name:


                   2. Age:


                   3. Gender:


                   4. Income:


                   5. Which soft-drinks would you prefer to drink?                      (1) Coke      (2) Pepsi-Cola (3) No
                      preference


                   6. Whether you are giving importance to Quality of the product?


                            (1) Strongly Disagree (2) Disagree (3) Neutral (4) Agree (5) Strongly Agree

                                                                www.classof1.com


*The Homework solutions from ClassOf1 are intended to help the student understand the approach to solving the problem and not for submitting the same in
                                                      lieu of your academic submissions for grades.
              Sub: Statistics                                                                             Topic: Testing


                  7. Whether price should be the deciding criteria?    Yes / No
              Using the above questionnaire, the information has been gathered from a sample of 80 people
              using email survey.

              The sample data has been classified according to gender, age, income, etc and is tabulated
              below:

                                                                       Table-I



                                                                       Preference
                                                                                         Importance       Price Should be the
                                                                       of Product
                     Sample No.        Income      Gender Age                             to Quality      deciding criteria (Y /
                                                                        (Coke or
                                                                                            (1 - 5)                N)
                                                                       Pepsi-Cola)

                           1             2484          F        35         Coke                1                      1

                           2             3994          M        40         Coke                3                      1

                           3             3737          M        37         Coke                4                      0

                           4             4300          M        30         Coke                4                      1

                           5             3123          F        38      Pepsi-Cola             2                      0

                           6             3276          F        42         Coke                2                      1

                           7             3166          F        48      Pepsi-Cola             5                      0

                           8             3500          F        49         Coke                2                      0

                           9             3200          F        45         Coke                5                      0

                          10             3385          F        33         Coke                5                      1

                          11             3202          F        36      Pepsi-Cola             5                      0

                          12             2928          F        38         Coke                3                      1



                                                                www.classof1.com


*The Homework solutions from ClassOf1 are intended to help the student understand the approach to solving the problem and not for submitting the same in
                                                      lieu of your academic submissions for grades.
              Sub: Statistics                                                                             Topic: Testing


                          13             3002          F        41      Pepsi-Cola             2                      0

                          14             5110          M        29         Coke                5                      0

                          15             2787          F        43          NA                 3                      0

                          16             3251          F        47         Coke                5                      0

                          17             4359          M        28         Coke                4                      0

                          18             3180          F        48      Pepsi-Cola             4                      0

                          19             3186          F        29         Coke                3                      0

                          20             2568          F        31         Coke                3                      0

                          21             3259          F        31      Pepsi-Cola             5                      0

                          22             3452          F        36          NA                 5                      1

                          23             3244          F        30      Pepsi-Cola             5                      1

                          24             3632          M        40      Pepsi-Cola             3                      0

                          25             3752          M        48         Coke                4                      0

                          26             3547          F        50      Pepsi-Cola             5                      1

                          27             4271          M        30         Coke                5                      0

                          28             3663          M        35         Coke                2                      1

                          29             3222          F        35      Pepsi-Cola             2                      1

                          30             3381          F        37          NA                 5                      0

                          31             3362          F        32      Pepsi-Cola             4                      1

                          32             2532          F        33         Coke                4                      0

                          33             2696          F        40         Coke                5                      0


                                                                www.classof1.com


*The Homework solutions from ClassOf1 are intended to help the student understand the approach to solving the problem and not for submitting the same in
                                                      lieu of your academic submissions for grades.
              Sub: Statistics                                                                             Topic: Testing


                          34             3556          F        41         Coke                3                      1

                          35             3809          M        46         Coke                5                      0

                          36             3581          M        49         Coke                3                      0

                          37             3190          F        45          NA                 4                      0

                          38             4109          M        50         Coke                5                      0

                          39             3800          F        46         Coke   
								
To top