The Fill Weight of a Certain Brand of Adult Cereal

question 12

Multiple Choice

The fill weight of a certain brand of adult cereal is normally distributed with a mean of 910 grams and a standard deviation of 5 grams.We calculated the value of z for a specific box of this brand of cereal,and the z value was negative.This negative z value indicates that

• A) we made a mistake in our calculations,as z must always be a nonnegative number.
• B) the fill weight exceeds 910 grams.
• C) the fill weight is less than 910 grams.
• D) the fill weight is equal to 910 grams.
• E) the fill weight may be more or less than 910 grams depending on the value of the standard deviation.