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Minitab - Assignment Example

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We evaluated the traffic offenders imprisonment in Australia, we subjected the analysis one-simple t test and using a hypothesized mean value of 16.7 at a significance α = .05. Assuming an equal mean variance ; the sample mean = 17.8 (SD = 6.0) is statistically significantly…
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Download file to see previous pages One mean t-test was conducted to evaluate whether the Americans drive the same mean distance as in 2005. With a sample N = 500 , with a sample mean 11.8, t =-2.23, p = .03 at a significance level α = .05 with a variation of SD 6.00; thus the test is statistically significant at a hypothesized mean value of 12.4. Thus we can assume that with equal mean variance test the evaluation is significant, and at 95% CI [ 11.3, 12.3], the distance mean fall within the parameter of the CI. We accept the null hypothesis that American’s still drive the mean distance like ...Download file to see next pagesRead More
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