Below are the annual salaries (in thousands of US dollars) for teachers around the world
with 15 years of experience. Put the data in
order from least to greatest.
Luxembourg (69); Australia (45);
South Korea (55); Estonia (9); Ireland (53);
Japan (48); Netherlands (45); USA (44);
Germany (53); Greece (32);
Scotland (48); Israel (17)
Enter the number that belongs in the green box.
9, 17, [?], 44, 45, ( ), 48, 48, 53, 53, 55, [ ]

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?

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.

3/8 of the students in ms. mull’s class ride the bus. if there are 24 students in the class, how many students ride the bus?