During the past six months,73.2 percent of US households purchased sugar.Assume that these expenditures are approximately normally distributed with a mean of $8.22 and a standard deviation of $1.10.Find the probability that a household spent less than $5.00 on sugar.
A).9983
B)0.000
C)1.00
D)0.0017

Question

Quizplus · Accepted Answer

To find the probability that a household spent less than $5.00, we calculate the z-score: z = (5.00 - 8.22) / 1.10 = -2.927. Using the standard normal distribution table, the probability corresponding to z = -2.927 is approximately 0.0017.

During the Past Six Months,73