BStat Prep: Statistics questions and
answers graded A+
x̄ , s2 - correct answer ✔✔Statistics for a sample are denoted by _____.
sum of data - correct answer ✔✔The symbol ∑ is used to denote
x̄ , σ - correct answer ✔✔The mean of a sample and standard deviation of a population are
denoted by
True - correct answer ✔✔Measures of Central Tendency are representative of a central location
in the distribution
False - correct answer ✔✔The Mean of a distribution is always a value from the distribution
True - correct answer ✔✔When there are an odd number of values in a distribution, the
Median is the centrally located value when all the values are in ascending order.
4 - correct answer ✔✔In this data set, 1, 2, 3, 4, 4, the mode is
Mean - correct answer ✔✔In order to compute variance, ______ needs to be computed.
Doberman - correct answer ✔✔According to the data in this video, which breed of dog is not
within one standard deviation of the mean height?
1 - correct answer ✔✔Given the sample data set 4, 5, 6, what is the variance?
answers graded A+
x̄ , s2 - correct answer ✔✔Statistics for a sample are denoted by _____.
sum of data - correct answer ✔✔The symbol ∑ is used to denote
x̄ , σ - correct answer ✔✔The mean of a sample and standard deviation of a population are
denoted by
True - correct answer ✔✔Measures of Central Tendency are representative of a central location
in the distribution
False - correct answer ✔✔The Mean of a distribution is always a value from the distribution
True - correct answer ✔✔When there are an odd number of values in a distribution, the
Median is the centrally located value when all the values are in ascending order.
4 - correct answer ✔✔In this data set, 1, 2, 3, 4, 4, the mode is
Mean - correct answer ✔✔In order to compute variance, ______ needs to be computed.
Doberman - correct answer ✔✔According to the data in this video, which breed of dog is not
within one standard deviation of the mean height?
1 - correct answer ✔✔Given the sample data set 4, 5, 6, what is the variance?
