Tameka earns $1,800 a month from her full time job. She also babysits each week for a total of $250. Her rent is $800. Her utilities are $250. Her groceries are $150. She has no car but rides the bus for $250 a
month. She also have 2 dogs in which dog food cost $60 a month. She also has a gym membership for
$40 a month. Does she have enough money to save 20% if not what are some suggestions?

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?