The water diet requires you to drink two cups of water every half hour from the time you get up until you go to bed, but otherwise allows you to eat whatever you like. Four adult volunteers agree to test the diet. They are weighed prior to beginning the diet and after six weeks on the diet. The weights (in pounds) are Subject
A
B
C
D
Weight before diet
180
125
240
150
Weight after 6 weeks
170
130
215
152

What would a Type II error be for this test of the water diet?
a
Concluding that the diet leads to weight loss when it doesn’t.
b
Concluding that the diet leads to weight loss when it really does.
c
Not concluding that the diet leads to weight loss when it does.
d
Not concluding that the diet leads to weight loss when it really doesn’t.
e
Drawing a conclusion from this test when the Normality condition has not been satisfied.