Below are data on 415 work teams selected at random and classified according to both the type of video conferencing software used for on-line meetings. Use the .05 significance level.1. What are the null and alternative hyptheses? 2. For the first cell in the table calculate the expected value? (The first cell in the first column) 3. For the first cell in the table calculate the chi-square, x2, amount? ( the chi-square value associated with the expected value you have just calculated? 4. Now compute, X2, the test statistic, for the entire table? 5. What is the critical value? 6. Make a decision do you accept or reject the null hypothesis? 7. Calculate Cramers V?

Video Conferencing Software Team Satisfaction Zoom LiveStorm TeamViewer Webex Skype Totals 55 10 45 9 15 134 High (44.0%) (14.7%) (50.0%) (17.3%) (18.8%) (32.3%) 38 13 25 34 25 135 Medium (30.4%) (19.1%) (27.8%) (65.4%) (31.2%) (32.5%) 32 45 20 9 40 146 Low (25.6) (66.2%) (22.2%) (17.3%) (50.0%) (35.2%) 125 68 90 52 80 415 Totals (100%) (100%) (100%) (100%) (100%) (100%)