Multiple Choice Identify the letter of the choice that best
completes the statement or answers the question.
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1.
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Alg2 15-1 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 |
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2.
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Alg2 15-2 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 |
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3.
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Alg2 15-2 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 |
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4.
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Alg 2 15-5 Ex 2How many positive integers less than 100 can be written using
only digits 6, 7, 8, and 9?
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5.
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Alg 2 15-5 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 |
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6.
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Alg 2 15-5 Ex 1How many odd 2 digit whole numbers are there that are less
than 70?
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7.
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Alg 2 1-5 Homework ProblemIn how many different ways can a 10-question
TRUE/FALSE test can be answered if every question must be answered?
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8.
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Alg 2 15-6 Ex 2In how many ways can the letters in the word: JUSTICE be
arranged using only 5 letters at a time?
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9.
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Alg 2 15-5 Ex 3From a set of 9 books, 4 are to be selected and arranged on a
book shelf. How many arrangements are possible?
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10.
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Alg 2 15-5 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?
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11.
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Alg 2 15-7 Ex 2b Find the number of combinations of the letters in the word
SOLVE, taking 2 of these letters at a time
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12.
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Alg 2 15-7 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 |
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13.
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Alg 2 15-7 Ex 2aFind the number of combinations of the letters in the word
SOLVE, taking all 5 of them at a time.
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14.
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15.
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Alg 2 15-6 & 15 -7 like the other examples Find and
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16.
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Alg 2 15-8 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?
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17.
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Alg 2 15-9 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.
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18.
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Alg 2 15-10 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?
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19.
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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?
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20.
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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?
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