Question: c) Test if mu Subscript dless than0 at the alphaequals0.05 level of significance. What are the correct null and alternative hypotheses? A. Upper H 0:

c) Test if mu Subscript dless than0 at the alphaequals0.05 level of significance. What are the correct null and alternative hypotheses? A. Upper H 0: mu Subscript dless than0 Upper H 1: mu Subscript dgreater than0 B. Upper H 0: mu Subscript dequals0 Upper H 1: mu Subscript dless than0 C. Upper H 0: mu Subscript dgreater than0 Upper H 1: mu Subscript dless than0 D. Upper H 0: mu Subscript dless than0 Upper H 1: mu Subscript dequals0

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