Dr. fletcher is interested in whether joining a fraternity/sorority causes people to become more concerned about their attractiveness and appearance. he recruits a group of 55 freshmen (25 males, 30 females) who are planning to go through fraternity/sorority recruitment on his campus. after they join, he gives them a measure of attractiveness/appearance concern (the body concern scale).questionif dr. fletcher is interested in a causal relationship between joining a fraternity/sorority and attractiveness/appearance concern, why doesn't he conduct a true experiment? 1. because it is not possible to study private organizations, like fraternities/ sororities.2. because it is not possible to measure body concern .3. because he was unable to recruit more people.4. because he was unable to recruit an equal number of males and females.5. because he was unable to randomly assign participants to join a fraternity/sorority.

You and your new australian bride matilda, are applying for a loan and are required to submit a balance sheet with your net worth. you own a 2008 toyota camry that you bought last month for $9,995. the kelly blue book value for this car is $13,995. you owe $8,150 on the car loan for the camry. you pay off your visa credit card every month and have not paid any credit card interest this year. the current visa credit card balance is $3,522, and the next statement is due in 15 days. you have a student loan balance of $6,500. you presently have $425 in your checking account and $1,540 in your savings account. you own 100 shares of ibm stock that you purchased for $85.50 per share. one share of ibm is now selling for $158.42. you own computers and other electronics that you purchased for $4,100 but could probably sell today on e-bay for $1,800. your gross income is $80,000 per year. what is your current net worth? (see wb ch. 2 example 2.3)