A quality-assurance inspector periodically examines the output of a machine to determine whether it is properly adjusted. When set properly, the machine produces nails having a mean length of 2.000 inches, with a standard deviation of 0.070 inches. For a sample of 35 nails, the mean length is 2.025 inches. if the null and alternative hypotheses can be used to conclude that the machine is adjusted properly. Compute the value of the test statistic.       2.1128     2.1129     2.1130     2.1131

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