Multiple Choice Identify the letter of the choice that best
completes the statement or answers the question.


1.

Alg2 151 Ex 4Find the mean, median, and mode for the following scores: 5,
6, 6, 6, 8, 10,13, 13,13,16, 18, 20
a.  mean: 11.17 median: 11.5 mode: 6 and 13  c.  mean: 11.17 median: 13 mode:
13  b.  mean: 6 median: 10 mode: 6  d.  mean: 12.18 median: 11.5 mode: 6 and 13 


2.

Alg2 152 Part 1 Ex1For the distribution of test scores shown in the stem and
leaf plot below, find the median, first quartile, and the third quartile.
a.  median: 80 1st Quartile: 71 3rd Quartile: 98  c.  median: 87 1st Quartile: 78 3rd
Quartile: 92  b.  median: 85 1st Quartile: 71 3rd Quartile: 98  d.  median: 85 1st Quartile: 73 3rd Quartile:
92 


3.

Alg2 152 Part 2 Ex 5For the distribution of heights (centimeters) shown in
the stem and leaf plot below, find the variance, and standard deviation.
a.  variance: 20 standard deviation: 4.5  c.  variance: 19 standard deviation:
4.36  b.  variance: 22 standard deviation: 4.7  d.  variance: 23 standard deviation:
4.8 


4.

Alg 2 155 Ex 2How many positive integers less than 100 can be written using
only digits 6, 7, 8, and 9?


5.

Alg 2 155 Ex 3How many ID tags can be made using 3 symbols (lowercase
letters and/or digits) with at least one letter in each?
a.  26,936  c.  45,656  b.  32,136  d.  28,080 


6.

Alg 2 155 Ex 1How many odd 2 digit whole numbers are there that are less
than 70?


7.

Alg 2 15 Homework ProblemIn how many different ways can a 10question
TRUE/FALSE test can be answered if every question must be answered?


8.

Alg 2 156 Ex 2In how many ways can the letters in the word: JUSTICE be
arranged using only 5 letters at a time?


9.

Alg 2 155 Ex 3From a set of 9 books, 4 are to be selected and arranged on a
book shelf. How many arrangements are possible?


10.

Alg 2 155 HomeworkFrom a set of 8 pictures, 5 are to be selected and
arranged on the wall in an art gallery. How many arrangements are possible?


11.

Alg 2 157 Ex 2b Find the number of combinations of the letters in the word
SOLVE, taking 2 of these letters at a time


12.

Alg 2 157 Ex 3aIn how many ways can a committee of 6 members be chosen from
a list of 9 eligible volunteers?
a.  54  c.  531,441  b.  60,480  d.  84 


13.

Alg 2 157 Ex 2aFind the number of combinations of the letters in the word
SOLVE, taking all 5 of them at a time.


14.



15.

Alg 2 156 & 15 7 like the other examples Find and


16.

Alg 2 158 Ex 4A bag contains 4 red marbles, 6 blue marbles, 3 yellow
marbles, and 2 green marbles. If one marble is chosen at random, what is the probability that
it is blue?


17.

Alg 2 159 Ex 3There are 12 tulip bulbs in a package. Nine will yield
yellow tulips and three will yield red tulips. If two tulip bulbs are selected at random, find the
probability that both tulip bulbs will be red.


18.

Alg 2 1510 Ex 2From a group of 10 seniors and 8 juniors, 3 students are to
be selected at random to form a committee. What is the probability that at least 2
seniors are selected?


19.

Alg 2 Ch 15 Ex 8 PS1 & PS2On a certain day the chance of rain is 40% in
Chicago and 20% in Los Angeles. Assume that the chance of rain in the two cities is
independent. What is the probability that it will not rain in either city that day?


20.

Alg 2 Ch 15 Ex 3 PS1 & PS2From a standard deck of 52 playing cards, what
is the probability of randomly selecting a 2, followed by a 7, and then a 2, if the cards are
not returned to the deck after being selected?
