Jamara has started a home party business that hosts parties and those attending paint signs. Jamara must pay $500 a year to be a representative for Paint A Sign. In addition, Jamara buys all the materials for the parties, including the metal base, the paints, brushes, stencils and transfers. These items all add up to $10 on average. Jamara charges each participant $25 for each sign they make. Considering only these costs, Jamara's Paint A Sign business breakeven volume is:

a. 14.29 participants a year.
b. 50 participants a year.
c. 20 participants a year.
d. 33.3 participants a year

Alarge university wanted to study the relationship between completing an internship during college and students' future earning potential. prom the same graduating class, they selected a random sample of 80 students who completed an internship and 100 students who did not complete an internship and examined their salaries five years after graduation. they found that there was a statistically higher mean salary for the internship group than for the noninternship group. which of the following interpretations is the most appropriate? a. there could be a confounding variable, such as student major, that explains the difference in mean salary between the internship and no internship groups.b. we cannot infer anything from these data since the distribution of salaries is likely right skewed.c. you cannot draw any valid conclusions because the sample sizes are different.d. more students should complete internships because having an internship produces a higher salary.

Search engines generate revenue through pay-per-click (each time a user clicks a link to a retailer’s website); pay-per-call (each time a user clicks a link that takes the user to an online agent waiting for a call); or pay-per-conversion (each time a website visitor is converted to a customer)

Braden’s ice cream shop is losing business. he knows that customers are no longer choosing his product because a competing product has become less expensive, yet he has refused to lower his prices. what has happened to braden’s business?