SUBJECT: BUSINESS RESEARCH METHOD

ANSWER THE 3 QUESTIONS

\fb) A group of Sports Science students (:1 = 20) are selected from the population to investigate whether a 12-week plyometric-training programme improves their standing long jump performance. In order to test whether this training improves performance, the students are tested for their longjttmp performance before they undertake a plyometrio-training programme and then again at the end of the programme. Paired Samples Statistics _m-:E Std Deviation Mean Pairt JUMP1 2. 4315 13135 03503 Paired Differences _td. Error Mean PairlJumpl-JumpZ -.03400_ 0-.00712 41.773 I: 0.000 rite the null and alternate h othesis and inte ret the results accordingly. 1. Mr. Sharma wants to compare the scores of CBSE students from 2 metro cities of india. He obtained '3' students' percentage of results from each metro city. . Suggest the appropriate tool to test whether there is any difference in scores across two metro cities. I Write null and alternate hypothesis for the same. Sig(2tailed) 2. A psychologist was interested to know whether different TV shows lead to a more positive outlook about life. People were split into 3 groups and then taken to a room to view the following program: (The Puppet Show=l), (Animated Science Program= 2) &(The News=3) After the program a blood sample was taken and serotonin levels were measured (more serotonin means happier and lead to more positive outlook). I Suggest an appropriate test to nd out if the serotonin level differs with respect to different TV shows. 0 Write null and alternate h othesis for the same