Additional information: 1. Operating expenses include depreciation expense of $32,000. 2. Land was sold at its book value for cash. 3. Cash dividends of $68,000 were declared and paid in 2022. 4. Equipment with a cost of $132,800 was purchased for cash. Equipment with a cost of $40,800 and a book value of $28,800 was sold for $27,200 cash. 5. Bonds of $40,000 were redeemed at their face value for cash. 6. Common stock ($1 par) of $136,000 was issued for cash.

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.