Ballantine Venture Capital recently conducted a survey regarding the success rates of start-up businesses across four industries.A sample of 200 start-ups was selected from each of the industries and the success rate in each sample was determined.The success rates in the samples from the four industries were 0.64, 0.72,, 0.68; and 0.56, respectively. At a 5% significance level, you use the chi-square distribution to test the hypothesis that success rate of start-ups is the same across the four industries.What is the critical chi-square value for the test?

Question

Quizplus · Accepted Answer

The critical chi-square value for a test with three degrees of freedom (df = number of groups - 1 = 4 - 1 = 3) at a 5% significance level is 7.815.

Ballantine Venture Capital Recently Conducted a Survey Regarding the Success