The weights of cans of fruit are normally distributed with a mean of 1,000 grams and a standard deviation of 50 grams. What percent of the cans weigh 860 grams or less?
A) 0.0100
B) 0.8400
C) 0.0026
D) 0.0001
E) None of the choices are correct

Question

Quizplus · Accepted Answer

To find the percentage of cans weighing 860 grams or less, calculate the z-score: z = (860 - 1000) / 50 = -2.8. Using the standard normal distribution table, the probability corresponding to z = -2.8 is approximately 0.0026, or 0.26%.

The Weights of Cans of Fruit Are Normally Distributed with a Mean