The following data were gathered from a random sample of 11 items. 1,200 1,175 1,080 1,275 1,201 1,387 1,090 1,280 1,390 1,287 1,225 Use these data and a 5% level of significance to test the following hypotheses, assuming that the data come from a normally distributed population. Ho:a = 1,140 Ha: 1,140 Appendix A Statistical Tables (Round your answer to 2 decimal places, e.g. 15.25.) The value of the test statistic is and we

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