A researcher captured, tagged, and released 50 squirrels in a park. She later captured 40 squirrels and found that 8 of them were tagged Estimate the squirrel population size in the park, show your work.

Easy points boii. read it. ya. fresh

With alll of except for the 2 that i did already

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?