In a restaurant, the proportion of people who order coffee with their dinner is .9 . A simple random sample of 144 patrons of the restaurant is taken.
a. What are the expected value, standard deviation, and shape of the sampling distribution of ?
b. What is the random variable in this problem? Define it in words.
c. What is the probability that the proportion of people who will order coffee
with their meal is between .85 and .875?
d. What is the probability that the proportion of people who will order coffee with their meal is at least .945?
a. .9; .025; normal
b. p the sample proportion of people who order coffee with their dinners out of 144 patrons
c. .1359
d. .0359
You might also like to view...
A(n) ________ is a domestic firm that operates internationally through independent foreign agents
A. national multinational enterprise B. nonmultinational enterprise C. international multinational enterprise D. transnational companies
Pam developed an application for the iPhone that Apple sells to their customers. Through what revenue model does Pam get revenue?
a. licensing revenue model b. intermediation c. copyright d. advertising revenue model
The current and quick ratios help us measure a firm's liquidity. The current ratio measures the relationship of the firm's current assets to its current liabilities, while the quick ratio measures the firm's ability to pay off short-term obligations without relying on the sale of inventories.
Answer the following statement true (T) or false (F)
________ is defined as the connection between an entrepreneur's skills, understanding of an industry, and the ability to create a competitive advantage such that the sum of the parts of the new business is greater than the individual parts alone.
Fill in the blank(s) with the appropriate word(s).