Natasha has $1000 to open a checking account. she can maintain a monthly balance of $600. she also has a savings account at the same bank. her employer offers direct deposit and she plans to use online bill paying. she writes about eight checks per month. she currently uses the atm machines at several different banks. natasha sometimes overdraws her account. with the lowest fees. which checking account would be best for natasha?
(a) account a
(b) account b
(c) account c
(d) account d

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.