View the step-by-step solution to:

# A recent report indicated a typical family of four spends \$490 per month on food.

 A recent report indicated a typical family of four spends \$490 per month on food. Assume the distribution of food expenditures for a family of four follows the normal distribution, with a standard deviation of \$90 per month. (Round your intermediate answers to 2 decimal places. Round your answers to 2 decimal places.)
 a. What percent of the families spend more than \$30 but less than \$490 per month on food?
 Percent %

 b. What percent of the families spend less than \$430 per month on food?
 Percent %

 c. What percent spend between \$430 and \$600 per month on food?
 Percent %

 d. What percent spend between \$500 and \$600 per month on food?
 Percent %

Here is the explanation for... View the full answer

a)50% b) 25.25%... View the full answer

### Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

### -

Educational Resources
• ### -

Study Documents

Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

Browse Documents