________ probability is used when we rely on experience and intuition to estimate the likelihood of an event.
A) Classical
B) Simple
C) Empirical
D) Subjective
Q. 2A ________ represents all possible subjects of interest.
A) sample
B) population
C) statistic
D) parameter
Q. 3The ________ is the value in the data set for which half the observations are higher and half the observations are lower.
A) median
B) mode
C) mean
D) average
Q. 4The law of large numbers states that when an experiment is conducted a large number of times, the ________ probabilities of the process will converge to the ________ probabilities.
A) empirical, classical
B) classical, subjective
C) subjective, classical
D) empirical, subjective
Q. 5According to climate data recorded since 1884, the average annual snowfall in Philadelphia is 22.3 inches. This value is an example of _______________.
A) biased data
B) qualitative data
C) descriptive statistics
D) inferential statistics
Q. 6The values for an exponential random variable can be positive or negative.
Indicate whether the statement is true or false
Q. 7There are five rows of students seated in a statistics class. The following table shows the number of students in each row and the average score of the most recent exam for that row.
Row Number of Students Row Average
1 6 82.3
2 7 91.4
3 4 85.0
4 5 78.3
5 6 89.1
What is the average exam score for this class?
A) 83.0
B) 84.7
C) 85.7
D) 86.8
Q. 8The shape of the exponential distribution is completely described by only one parameter, .
Indicate whether the statement is true or false
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