A Small Business Ships Specialty Homemade Candies to Anywhere in the World.Past

Multiple Choice

A small business ships specialty homemade candies to anywhere in the world.Past records indicate that the weight of orders is normally distributed.Suppose a random sample of 16 orders is selected and each is weighed.The sample mean was found to be 110 grams with a standard deviation of 14 grams.The 90% confidence interval for the true mean weight of orders is ________________________ .

A) 103.87 to 116.14 grams
B) 86.046 to 133.954 grams
C) 99.5 to 120.5 grams
D) 102.55 to 117.45 grams
E) 103.14 to 116.86 grams