AnswersAZ-Common Core Algebra II BRepresenting Data

Representing Data Answers

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A coin is tossed three times, with possible outcomes: {HHH, HHT, HTH, THH, HTT, THT, TTH, TTT}Identify the graph of the probability distribution for the random variable representing the number of heads.

A
Option
Option A
B
Option
Option B
C
Option
Option C
2
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The probability of having less than 3 accidents in a year is .

A
0.005
B
0.010
C
0.995
3

The mode is

A
greater than the median
B
less than the median
C
equal to the median
4

In a survey, 100 people were asked how many car accidents they had in the past year. The estimated probability distribution for the number of accidents is shown in the table. Using the data from the table, what is the probability of having exactly 1 accident in a year?

A
0.010
B
0.080
C
0.905
5

What type of data distribution is shown on the graph?

Question illustration
A
negatively skewed
B
symmetric
C
positively skewed
6

Approximately, what is the probability of getting 4, 5, or 6 heads?

A
20%
B
30%
C
45%
D
65%
7

The mean is .

A
greater than the median
B
less than the median
C
equal to the median

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