The null and alternate hypotheses are: H0​:μd​≤0H1​:μd​>0​ The following sample information shows the number of defective units produced on the day shift and the afternoon shift for a sample of four days last month. At the .01 significance level, can we conclude there are more defects produced on the day shift? 1. State the decision rule. (Round your answer to 2 decimal places.) 2. Compute the value of the test statistic. (Round your answer to 3 decimal places.)