Gaynor Advertising conducted a survey to determine individual’s main source of news as well as  their educational level. 2500 individuals were surveyed and the results are given below:     Educational Level       Source of  News  Primary  Secondary Graduate  Post Graduate Total Newspapers 95 200 121 400 816 Television 136 127 135 211 609 Social Media 155 99 170 146 570 Grapevine 250 135 95 25 505 Total 636 561 521 782 2500 a. What conclusion are you allowed to draw?  b. Would your conclusion change at the 10% level of significance?

Q: Extroverted Introverted Clergy 62 45 M.D. 68 95 Lawyer 56 81

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