Please help me i have final exam but the problem i can't understand financial material
Please help me ☹️

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.

Turtle corporation produces and sells a single product. data concerning that product appear below: per unit percent of sales selling price $ 150 100 % variable expenses 75 50 % contribution margin $ 75 50 % the company is currently selling 5,600 units per month. fixed expenses are $194,000 per month. the marketing manager believes that a $5,300 increase in the monthly advertising budget would result in a 190 unit increase in monthly sales. what should be the overall effect on the company's monthly net operating income of this change?

Cherokee inc. is a merchandiser that provided the following information: amount number of units sold 20,000 selling price per unit $ 30 variable selling expense per unit $ 4 variable administrative expense per unit $ 2 total fixed selling expense $ 40,000 total fixed administrative expense $ 30,000 beginning merchandise inventory $ 24,000 ending merchandise inventory $ 44,000 merchandise purchases $ 180,000 required: 1. prepare a traditional income statement. 2. prepare a contribution format income statement.