The t Statistic Essay Example | Topics and Well Written Essays - 1000 words

The t Statistic - Essay ExampleThe zip fastener hypothesis is based on the lead of the sales passenger car that the annual average sale of the political party/ purchases done by the customers is greater than $14,000. The null and alternate hypotheses would be as follows,The t-test conducted with the above mentioned descriptive statistics reveals that t(/2,19) = 0.38 is less(prenominal) than the critical value of t = -2.093, therefore the null hypothesis is not rejected and the sales managers claim is considered as true.The information shown in Table 2.0 is taken from the case study named HH Industries (Levin et al., 2009, p.49). The data comprises of total anatomy of orders per twenty-four hour period for the prototypical and last quarters. The null hypothesis is based on the claim of the sales manager that the sales figures are steady throughout from first quarter to last. The data selected is from the first and last quarters. The null hypothesis in this case would be that t he average total number of orders per day for the first and last quarters is equal. The null and alternate hypotheses would be as follows,The t-test was conducted on two samples of number of orders from first and last quarters. Observing the t-value = - 6.9, it is concluded that the H0 is rejected. The 1 2. There is a significant difference amidst the average number of orders booked per day for first and last