When the price of a textbook is $95, the quantity of textbooks supplied is 90 million a year and when the price rises to $105, the quantity of textbooks supplied is 110 million a year. At the midpoint between these two prices, the supply of textbooks is

The beginning inventory is expected to be 2,000 cases. expected sales are 10,000 cases, and the company wishes to begin the next period with an inventory of 1,000 cases. the number of cases the company must purchase during the month is multiple choice 9,000 cases. 10,000 cases. 11,000 cases. 13,000 cases.

After graduation, you plan to work for dynamo corporation for 12 years and then start your own business. you expect to save and deposit $7,500 a year for the first 6 years (t = 1 through t = 6) and $15,000 annually for the following 6 years (t = 7 through t = 12). the first deposit will be made a year from today. in addition, your grandfather just gave you a $32,500 graduation gift which you will deposit immediately (t = 0). if the account earns 9% compounded annually, how much will you have when you start your business 12 years from now?

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.