4. Set up the null and alternative hypotheses to test whether there is any difference between the caloric content of french fries sold by the two chains. (a) Ho : µ1 2 H2 versus H. : µ1 < µ2 (b) Họ : µ1 < l2 versus Ha : µ1 2 µ2 (c) Họ : µ1 # µ2 versus Ha : µ1 = µ2 (d) Ho : µ1 < H2 versus Ha 41 > µ2 (e) Ho : µ1 = H2 versus H. : HM # H2 5. Find the value of the standardized test statistic. (а) —1.848 (b) 1.848 (c) -2.79 (d) 2.79 (е) —1.23

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