1.The table below shows the scores of a group of students on a 10-point quiz.

Test Score	Frequency
3	0
4	4
5	3
6	1
7	3
8	2
9	1
10	3

The mean score on this test is:(round to the nearest tenth)

The median score on this test is:

2.Find the 5 number summary for the data shown

2.4

5

7.8

8.8

9.2

14.7

17.5

20.7

22.1

28.2

Min Q1 Median Q3 Max

3.As part of a statistics project, a teacher brings a bag of marbles containing 800 white marbles and 200 red marbles. She tells the students the bag contains 1000 total marbles, and asks her students to determine how many red marbles are in the bag without counting them. A student randomly draws 200 marbles from the bag. Of the 200 marbles, 36 are red.

Based on the sample the students would estimate that ______________ marbles in the bag were red.

200

180

36

150

Permutation Examples Complete the following table by providing missing information. Using the Filling in the blanks: permutation formula Problem How many ways can Answer n! you fill each space? . P. = - ( n - r) ! The manager of a baseball team has named the 9 starters for a game. He 9! 9! 9! 362,880 needs to determine the (9-9)! 0! batting order. How many batting orders are possible? There are 33 cars in a car race. The first-, second-, and third-place finishers win a 6 prize. How many different arrangements of the first three positions are possible? 10987 Opy 5,040 The license plates in a certain country contain a permutation of exactly 5 2415 letters. If no letter can be 2 2 repeated, how many letter permutations are possible? 7. 65. 4 7! 7! (7-4)! 4!Combination Examples Complete the following table by providing missing information. Using the Example of one combination formula Problem Answer possible combination n! r! (n - r) ! The manager of a baseball team has to select the 9 11! 11! starters for a game. She has 9! (11-9)! 912! 55 11 players to choose from. How many combinations of 9 players can she choose? A committee of 5 students is to be selected from a class of 20 students. How many Students 1, 5, 7, 19, 20 ades 15,504 different committees are possible? 9! 9! C3= 8 4 3!(9-3)! 316! The special combo pizza at Ciro's Pizza includes any 5 toppings from the list of 16 10 65 toppings. How many 4368 different combo pizzas are possible? 12 7! 7! (7-4)! 4