There is a probability of 25 percent that the economy will boom; otherwise, it will be normal. Stock Q is expected to return 18 percent in a boom and 9 percent otherwise. Stock R is expected to return 9 percent in a boom and 5 percent otherwise. What is the standard deviation of a portfolio that is invested 40 percent in Stock Q and 60 percent in Stock R? a. 0.7%
b. 1.4%
c. 2.6%
d. 6.8%
e. 8.1%

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.

On june 1, 2017, blossom company was started with an initial investment in the company of $22,360 cash. here are the assets, liabilities, and common stock of the company at june 30, 2017, and the revenues and expenses for the month of june, its first month of operations: cash $4,960 notes payable $12,720 accounts receivable 4,340 accounts payable 840 service revenue 7,860 supplies expense 1,100 supplies 2,300 maintenance and repairs expense 700 advertising expense 400 utilities expense 200 equipment 26,360 salaries and wages expense 1,760 common stock 22,360 in june, the company issued no additional stock but paid dividends of $1,660. prepare an income statement for the month of june.

Ryan terlecki organized a new internet company, capuniverse, inc. the company specializes in baseball-type caps with logos printed on them. ryan, who is never without a cap, believes that his target market is college and high school students. you have been hired to record the transactions occurring in the first two weeks of operations.