{"id":734,"date":"2021-08-27T03:32:13","date_gmt":"2021-08-27T07:32:13","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/statspsych\/?post_type=chapter&p=734"},"modified":"2021-09-01T11:04:25","modified_gmt":"2021-09-01T15:04:25","slug":"homework-chapter-10","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/statspsych\/chapter\/homework-chapter-10\/","title":{"raw":"Homework Chapter 10","rendered":"Homework Chapter 10"},"content":{"raw":"Assignment:<\/strong>\r\n\r\nObjective: Review concept Correlation and Causation<\/em>\r\n
    \r\n \t
  1. The two major requirements for causal conclusions from an experimental design are ______________.<\/li>\r\n<\/ol>\r\nObjective: Apply concepts Correlation, Causation<\/em>\r\n
      \r\n \t
    1. If a strong positive correlation between the viewing of violent films and antisocial behaviour were observed, many might assume that viewing violent films causes antisocial behaviour. This would be a faulty assumption because ______________.<\/li>\r\n<\/ol>\r\nObjective: Apply technique Correlation <\/em>\r\n
        \r\n \t
      1. A researcher seeks to replicate a study that found a significant positive relationship between women\u2019s symptoms of obsessive-compulsive disorder and their core beliefs regarding the importance of holding unrelenting standards. The data collected are shown below. Using a scatter plot, examine the strength and direction of the relationship between the two variables. The relationship appears to be ______________.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
        Client<\/em><\/strong><\/td>\r\nOCD (X)<\/strong><\/td>\r\nBeliefs (Y)<\/strong><\/td>\r\n<\/tr>\r\n
        1<\/em><\/td>\r\n4.08<\/td>\r\n7.20<\/td>\r\n<\/tr>\r\n
        2<\/em><\/td>\r\n4.43<\/td>\r\n3.69<\/td>\r\n<\/tr>\r\n
        3<\/em><\/td>\r\n6.56<\/td>\r\n7.27<\/td>\r\n<\/tr>\r\n
        4<\/em><\/td>\r\n1.72<\/td>\r\n3.62<\/td>\r\n<\/tr>\r\n
        5<\/em><\/td>\r\n3.79<\/td>\r\n2.83<\/td>\r\n<\/tr>\r\n
        6<\/em><\/td>\r\n1.51<\/td>\r\n4.71<\/td>\r\n<\/tr>\r\n
        7<\/em><\/td>\r\n4.32<\/td>\r\n0.64<\/td>\r\n<\/tr>\r\n
        8<\/em><\/td>\r\n6.16<\/td>\r\n7.62<\/td>\r\n<\/tr>\r\n
        9<\/em><\/td>\r\n5.65<\/td>\r\n0.22<\/td>\r\n<\/tr>\r\n
        10<\/em><\/td>\r\n2.61<\/td>\r\n5.08<\/td>\r\n<\/tr>\r\n
        11<\/em><\/td>\r\n3.97<\/td>\r\n0.42<\/td>\r\n<\/tr>\r\n
        12<\/em><\/td>\r\n2.79<\/td>\r\n3.36<\/td>\r\n<\/tr>\r\n
        13<\/em><\/td>\r\n1.36<\/td>\r\n1.61<\/td>\r\n<\/tr>\r\n
        14<\/em><\/td>\r\n1.71<\/td>\r\n3.15<\/td>\r\n<\/tr>\r\n
        15<\/em><\/td>\r\n3.10<\/td>\r\n3.25<\/td>\r\n<\/tr>\r\n
        16<\/em><\/td>\r\n3.26<\/td>\r\n4.45<\/td>\r\n<\/tr>\r\n
        17<\/em><\/td>\r\n3.40<\/td>\r\n4.11<\/td>\r\n<\/tr>\r\n
        18<\/em><\/td>\r\n0.81<\/td>\r\n4.32<\/td>\r\n<\/tr>\r\n
        19<\/em><\/td>\r\n1.63<\/td>\r\n0.20<\/td>\r\n<\/tr>\r\n
        20<\/em><\/td>\r\n4.03<\/td>\r\n1.98<\/td>\r\n<\/tr>\r\n
        21<\/em><\/td>\r\n3.24<\/td>\r\n5.16<\/td>\r\n<\/tr>\r\n
        22<\/em><\/td>\r\n2.00<\/td>\r\n6.67<\/td>\r\n<\/tr>\r\n
        23<\/em><\/td>\r\n3.92<\/td>\r\n0.82<\/td>\r\n<\/tr>\r\n
        24<\/em><\/td>\r\n7.03<\/td>\r\n3.09<\/td>\r\n<\/tr>\r\n
        25<\/em><\/td>\r\n0.95<\/td>\r\n0.52<\/td>\r\n<\/tr>\r\n
        26<\/em><\/td>\r\n0.29<\/td>\r\n3.14<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n
          \r\n \t
        1. For the research scenario described in problem 3, for a hypothesis test on correlation, assume the Populations are defined as follows. Population 1: Women like those in this study; Population 2: Women for whom there is no (positive) relationship between the two variables. The hypotheses should be defined as ______________.<\/li>\r\n \t
        2. For the research scenario described in problem 3, the characteristics of the comparison distribution should be defined as ______________.<\/li>\r\n \t
        3. For the research scenario described in problem 3, assuming a significance level of .01, the cutoff t score should be ______________.<\/li>\r\n \t
        4. For the research scenario described in problem 3, the calculated t-test result should be ______________.<\/li>\r\n \t
        5. For the research scenario described in problem 3, the hypothesis test decision should be ______________.<\/li>\r\n \t
        6. For the research scenario described in problem 3, the p-value associated with the t-test result is _____________.<\/li>\r\n \t
        7. For the research scenario described in problem 3, the conclusion as written in a published results section could be ______________.<\/li>\r\n<\/ol>\r\nObjective: Apply technique Regression <\/em>\r\n
            \r\n \t
          1. For the research scenario described in problem 3, the slope of the best fit regression line would be ______________.<\/li>\r\n \t
          2. For the research scenario described in problem 3, the intercept of the best fit regression line would be ______________.<\/li>\r\n<\/ol>\r\nObjective: Apply concepts Prediction<\/em>\r\n
              \r\n \t
            1. For the research scenario described in problem 3, the predicted core beliefs score for a woman with the OCD symptom score of 3.70 would be ______________.<\/li>\r\n \t
            2. The accuracy of predictions made from the regression model from the data in the research scenario described in problem 3 would be ______________.<\/li>\r\n<\/ol>","rendered":"

              Assignment:<\/strong><\/p>\n

              Objective: Review concept Correlation and Causation<\/em><\/p>\n

                \n
              1. The two major requirements for causal conclusions from an experimental design are ______________.<\/li>\n<\/ol>\n

                Objective: Apply concepts Correlation, Causation<\/em><\/p>\n

                  \n
                1. If a strong positive correlation between the viewing of violent films and antisocial behaviour were observed, many might assume that viewing violent films causes antisocial behaviour. This would be a faulty assumption because ______________.<\/li>\n<\/ol>\n

                  Objective: Apply technique Correlation <\/em><\/p>\n

                    \n
                  1. A researcher seeks to replicate a study that found a significant positive relationship between women\u2019s symptoms of obsessive-compulsive disorder and their core beliefs regarding the importance of holding unrelenting standards. The data collected are shown below. Using a scatter plot, examine the strength and direction of the relationship between the two variables. The relationship appears to be ______________.<\/li>\n<\/ol>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
                    Client<\/em><\/strong><\/td>\nOCD (X)<\/strong><\/td>\nBeliefs (Y)<\/strong><\/td>\n<\/tr>\n
                    1<\/em><\/td>\n4.08<\/td>\n7.20<\/td>\n<\/tr>\n
                    2<\/em><\/td>\n4.43<\/td>\n3.69<\/td>\n<\/tr>\n
                    3<\/em><\/td>\n6.56<\/td>\n7.27<\/td>\n<\/tr>\n
                    4<\/em><\/td>\n1.72<\/td>\n3.62<\/td>\n<\/tr>\n
                    5<\/em><\/td>\n3.79<\/td>\n2.83<\/td>\n<\/tr>\n
                    6<\/em><\/td>\n1.51<\/td>\n4.71<\/td>\n<\/tr>\n
                    7<\/em><\/td>\n4.32<\/td>\n0.64<\/td>\n<\/tr>\n
                    8<\/em><\/td>\n6.16<\/td>\n7.62<\/td>\n<\/tr>\n
                    9<\/em><\/td>\n5.65<\/td>\n0.22<\/td>\n<\/tr>\n
                    10<\/em><\/td>\n2.61<\/td>\n5.08<\/td>\n<\/tr>\n
                    11<\/em><\/td>\n3.97<\/td>\n0.42<\/td>\n<\/tr>\n
                    12<\/em><\/td>\n2.79<\/td>\n3.36<\/td>\n<\/tr>\n
                    13<\/em><\/td>\n1.36<\/td>\n1.61<\/td>\n<\/tr>\n
                    14<\/em><\/td>\n1.71<\/td>\n3.15<\/td>\n<\/tr>\n
                    15<\/em><\/td>\n3.10<\/td>\n3.25<\/td>\n<\/tr>\n
                    16<\/em><\/td>\n3.26<\/td>\n4.45<\/td>\n<\/tr>\n
                    17<\/em><\/td>\n3.40<\/td>\n4.11<\/td>\n<\/tr>\n
                    18<\/em><\/td>\n0.81<\/td>\n4.32<\/td>\n<\/tr>\n
                    19<\/em><\/td>\n1.63<\/td>\n0.20<\/td>\n<\/tr>\n
                    20<\/em><\/td>\n4.03<\/td>\n1.98<\/td>\n<\/tr>\n
                    21<\/em><\/td>\n3.24<\/td>\n5.16<\/td>\n<\/tr>\n
                    22<\/em><\/td>\n2.00<\/td>\n6.67<\/td>\n<\/tr>\n
                    23<\/em><\/td>\n3.92<\/td>\n0.82<\/td>\n<\/tr>\n
                    24<\/em><\/td>\n7.03<\/td>\n3.09<\/td>\n<\/tr>\n
                    25<\/em><\/td>\n0.95<\/td>\n0.52<\/td>\n<\/tr>\n
                    26<\/em><\/td>\n0.29<\/td>\n3.14<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                      \n
                    1. For the research scenario described in problem 3, for a hypothesis test on correlation, assume the Populations are defined as follows. Population 1: Women like those in this study; Population 2: Women for whom there is no (positive) relationship between the two variables. The hypotheses should be defined as ______________.<\/li>\n
                    2. For the research scenario described in problem 3, the characteristics of the comparison distribution should be defined as ______________.<\/li>\n
                    3. For the research scenario described in problem 3, assuming a significance level of .01, the cutoff t score should be ______________.<\/li>\n
                    4. For the research scenario described in problem 3, the calculated t-test result should be ______________.<\/li>\n
                    5. For the research scenario described in problem 3, the hypothesis test decision should be ______________.<\/li>\n
                    6. For the research scenario described in problem 3, the p-value associated with the t-test result is _____________.<\/li>\n
                    7. For the research scenario described in problem 3, the conclusion as written in a published results section could be ______________.<\/li>\n<\/ol>\n

                      Objective: Apply technique Regression <\/em><\/p>\n

                        \n
                      1. For the research scenario described in problem 3, the slope of the best fit regression line would be ______________.<\/li>\n
                      2. For the research scenario described in problem 3, the intercept of the best fit regression line would be ______________.<\/li>\n<\/ol>\n

                        Objective: Apply concepts Prediction<\/em><\/p>\n

                          \n
                        1. For the research scenario described in problem 3, the predicted core beliefs score for a woman with the OCD symptom score of 3.70 would be ______________.<\/li>\n
                        2. The accuracy of predictions made from the regression model from the data in the research scenario described in problem 3 would be ______________.<\/li>\n<\/ol>\n","protected":false},"author":1394,"menu_order":10,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[48],"contributor":[],"license":[],"class_list":["post-734","chapter","type-chapter","status-publish","hentry","chapter-type-numberless"],"part":677,"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/chapters\/734","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/wp\/v2\/users\/1394"}],"version-history":[{"count":4,"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/chapters\/734\/revisions"}],"predecessor-version":[{"id":743,"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/chapters\/734\/revisions\/743"}],"part":[{"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/parts\/677"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/chapters\/734\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/wp\/v2\/media?parent=734"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/pressbooks\/v2\/chapter-type?post=734"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/wp\/v2\/contributor?post=734"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/statspsych\/wp-json\/wp\/v2\/license?post=734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}