On Valentine's Day, the price for a dozen roses typically rises 20 percent. What is the reason behind the increased price?

• A.There is a network effect in the demand for roses.
• B.There is a shortage of roses.
• C.Consumers' willingness to pay increases.
• D.The price of vases falls.

Comment: *

Name: *

Email: *

Verification: *

Topic 1, Business Analytic
Exhibit:

Based on the scatterplot below, which of the following correlation coefficients BEST describes the relationship between undergraduate GPA and beginning annual salary?

• A.-0.2
• B.0.9
• C.-0.9
• D.0.2

Comment: *

Name: *

Email: *

Verification: *

A company manager commissions a report to study the relationship between sales volume (in thousands of units) and the number of computers in each of the company's offices. Based on the regression output, which of the following statements is correct?
Exhibit:

• A.There is a strong positive linear relationship between sales volume and number of computers in an office.
• B.When the number of computers in an office increases by 1, the average sales volume increases roughly by 155,000 units.
• C.Less than 3 percent of the variability of sales volume is explained by the number of computers in an office.
• D.When the number of computers in an office increases by 1, the average sales volume decreases by 410 units.

Comment: *

Name: *

Email: *

Verification: *

Which of the following transactions represents an owner's equity transaction for a company?

• A.The purchase of shares in a company that's also a supplier
• B.A repurchase of a company's own stock
• C.An in-kind payment for services received
• D.A purchase of a building paid in cash

Comment: *

Name: *

Email: *

Verification: *

A journalist believes that it is possible to predict the number of Winter Olympic medals a country will win by analyzing the country's gross domestic product (GDP) per capita in the year prior to the Olympics. The journalist collects data on the 26 countries that won medals at the 2010 Winter Olympics and performs a regression analysis. The results for this regression are provided below.

Based on the model's coefficients, by how many thousands of dollars does GDP per capita in a country need to increase on average in order for the country to win one more Winter Olympic medal?

• A.4.55
• B.0.31
• C.0.22
• D.3.25

Comment: *

Name: *

Email: *

Verification: *