How are two populations compared for independent and dependent samples? - Essay Prowess
Do You Have an online Class? Email us [email protected]

How are two populations compared for independent and dependent samples?

\$5.99

Category:

Topic 1

How are two populations compared for independent and dependent samples?

Topic 2

10.8 Seattle and Atlanta

Suppose a market analyst wants to determine the difference in the average price of a gallon of whole milk in Seattle and Atlanta. To do so, he takes a telephone survey of 21 randomly selected consumers in Seattle who have purchased a gallon of milk and asks how much they paid for it. The analyst undertakes a similar survey in Atlanta with 18 respondents. Assume the population variance for Seattle is 0.03, the population variance for Atlanta is 0.015, and that the price of milk is normally distributed. Using the resulting sample information that follows,

a. Compute a 99% confidence interval to estimate the difference in the mean price of a gallon of milk between the two cities.

b. Using a 1% level of significance, test to determine if there is a significant difference in the price of a gallon of milk between the two cities.

Topic 3

As noted in the eTextbook Ch 10 Thinking Critically About Statistics in Business Today: Beverage Consumption: America vs. Europe, students must read to answer the following questions:

THINGS TO PONDER

1.Suppose the figures given in this feature are actually only sample data. Would any of the techniques presented in this chapter be appropriate for conducting hypothesis tests to determine if there is a significant difference between Americans and Europeans on the consumption of various beverages? If so, what additional information would be needed?

2.Can you think of some reasons why Americans consume more carbonated soda pop and beer than Europeans, but less wine, hot or iced tea, or tap water? Do you think that these outcomes may change in time? Why or why not?

Topic 4

Does National Ideology Affect a Firm’s Definition of Success?

Class,

As noted in the eTextbook Ch 11 Thinking Critically About Statistics in Business Today: Does National Ideology Affect a Firm’s Definition of Success?, students must read to answer the following questions:

THINGS TO PONDER

1.If you represent an American company wanting to do business in Japan, what are some points from this study that might guide you in your endeavor?

2.What did you learn about EU banks in this study that may set them apart from U.S. banks?

TOPIC 5

ANOVA

Class,

What is the advantage of using ANOVA to test for differences among treatment means rather than testing all possible pairs of treatment means?

Do you need high quality Custom Essay Writing Services?