Two car brands have a friendly competition over the longevity of their cars.A sample of...
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Two car brands have a friendly competition over the longevity of their cars.A sample of 16 cars from company A stays on the road an average of 13.1years with a sample variance of 15.98. A sample of 22 cars from companyB stays on the road for an average 10.3 years with a sample variance of7.2.Test to see if company A's variance is larger than company B's varianceusing a 5% level of significance. The null hypothesis is that the variances arethe same. The alternate hypothesis is that company A's variance is largerthan company B's variance. Report your conclusion.Reject the Null HypothesisFail to Reject the Null Hypothesis
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