Suppose the distribution of the weight of the apples is normally distributed with a mean of 120g and a standard deviation of 10g Question a) what weight marks the 90th percentile of apples a)117.2 b)108 c)140 d)132.8 Question b) if an Apple is selected at random , what's the probability it weighs over 130g? A).1587 B).2478 C).8413 D).7522 Question c) if a sample of 4 apples is selected , what's the probability it weighs over 130g ? A).9772 B).0228 C).1587 D)0 Question d) if a sample of 36 apples is selected , what's the probability it weighs under 120g? A)0 B)1 C)0.5 D).025