MATH
5.3 #11.docx

# 5.3 #11.docx - 11 Marketing Photography Does the kidfoctor...

• Notes
• 1

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 11. Marketing: Photography Does the kidfoctor make a difference? If you are talking photography, the answer may be yes! The following table is based on information from American Demographics (Vol. 19, No. 7). Under 2 None under 21 80% 50% Let us sayr you are a market research person who interviews a random sample of 10 households. (a) Suppose you interview 10 households with children under the age of 2 years. Let :- represent the number of such households that buy photo gear. Make a histogram showing the probability distribution of r for r = (1 through r = 10. Find the mean and standard deviation of this probability distribution. (b) Suppose that the 10 households are chosen to have no children under 21 years old. Let r represent the number of such households that buy photo gear. Make a histogram showing the probability distribution of r for r = [I through :- = ID. Find the mean and standard deviation of this probability distribution. (c) Interpretation Compare the distributions in parts (a) and (b). You are designing TV ads to sell photo gear. Could you justify featuring ads of parents taking pictures of toddlers? Explain your answer. ...
View Full Document

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern