HCD300 BIOSTATS QUESTIONS WITH VERIFIED
ANSWERS 2026
A predefined formula is also known as a(n) ______. - Answers - function
You collect blood pressure readings from 150 patients. What type of data are these
readings? - Answers - Quantitative
Which of the following is an example of a continuous variable? - Answers - Family
income
Which of the following refers to the type of statistical methods used to draw conclusions
about the population based on a sample? - Answers - Inferential statistics
What is the term associated with scores that are at the extreme ends of the distribution?
- Answers - Outliers
A ________ is a subgroup of people taken from the ________ that you wish to study. -
Answers - sample, population
Calculate the mean of the following set of scores:
13.7
53.2
4.1
9.3
52.1
32.5
22.9
41.5
23.0
15.5
1.9
33.2 - Answers - 25.24
In Excel, which of following functions calculates the mean of set of numbers? - Answers
- AVERAGE
What is the term used to describe the specific cells on which you want a function
performed? - Answers - argument
What does the notation ∑ mean? - Answers - Sum
Where are functions found in Excel? - Answers - under the Formulas tab
, In statistics, what does the letter "n" represent? - Answers - Sample size
According to our class lecture, which of the following ARE ways that statistics may be
misleading? (chose one or more) - Answers - Implied connections
Detached statistics
Suspicious samples
When you create a formula that goes beyond a simple one, you need to remember
which of the following? - Answers - The order in which operations are carried out.
Consider the following data:
0, 0, 0, 0, 1, 1, 1, 3, 3, 3, 4, 5, 20, 30
Which of the following statements are true? (choose one or more) - Answers - In these
data median is best estimation of central tendency compared to mean or mode
In these data mean is affected by outliers
In these data mode represents the low end of the distribution
Which measure(s) of central tendency is(are) affected by outliers? (Choose one or
more) - Answers - Mean
Jennifer is thinking of moving into a new neighborhood that is closer to campus. Before
signing a lease, she checks the number of robberies in the neighborhood. What type of
variable is the number of robberies reported in the neighborhood during the last year? -
Answers - Discrete
When using the SUM function in Excel, which of the following are you calculating? -
Answers - Adding numbers in cells
True or False, the sum of the deviations from the mean will always equal 0. - Answers -
true
The three measures of variability commonly used to reflect the spread or dispersion in a
group of scores are the standard deviation, the variance, and the _________? -
Answers - Range
What value is obtained by squaring the standard deviation? - Answers - Variance
What is the range of the following set of scores?
13.7
53.2
4.1
9.3
52.1
32.5
22.9
41.5
ANSWERS 2026
A predefined formula is also known as a(n) ______. - Answers - function
You collect blood pressure readings from 150 patients. What type of data are these
readings? - Answers - Quantitative
Which of the following is an example of a continuous variable? - Answers - Family
income
Which of the following refers to the type of statistical methods used to draw conclusions
about the population based on a sample? - Answers - Inferential statistics
What is the term associated with scores that are at the extreme ends of the distribution?
- Answers - Outliers
A ________ is a subgroup of people taken from the ________ that you wish to study. -
Answers - sample, population
Calculate the mean of the following set of scores:
13.7
53.2
4.1
9.3
52.1
32.5
22.9
41.5
23.0
15.5
1.9
33.2 - Answers - 25.24
In Excel, which of following functions calculates the mean of set of numbers? - Answers
- AVERAGE
What is the term used to describe the specific cells on which you want a function
performed? - Answers - argument
What does the notation ∑ mean? - Answers - Sum
Where are functions found in Excel? - Answers - under the Formulas tab
, In statistics, what does the letter "n" represent? - Answers - Sample size
According to our class lecture, which of the following ARE ways that statistics may be
misleading? (chose one or more) - Answers - Implied connections
Detached statistics
Suspicious samples
When you create a formula that goes beyond a simple one, you need to remember
which of the following? - Answers - The order in which operations are carried out.
Consider the following data:
0, 0, 0, 0, 1, 1, 1, 3, 3, 3, 4, 5, 20, 30
Which of the following statements are true? (choose one or more) - Answers - In these
data median is best estimation of central tendency compared to mean or mode
In these data mean is affected by outliers
In these data mode represents the low end of the distribution
Which measure(s) of central tendency is(are) affected by outliers? (Choose one or
more) - Answers - Mean
Jennifer is thinking of moving into a new neighborhood that is closer to campus. Before
signing a lease, she checks the number of robberies in the neighborhood. What type of
variable is the number of robberies reported in the neighborhood during the last year? -
Answers - Discrete
When using the SUM function in Excel, which of the following are you calculating? -
Answers - Adding numbers in cells
True or False, the sum of the deviations from the mean will always equal 0. - Answers -
true
The three measures of variability commonly used to reflect the spread or dispersion in a
group of scores are the standard deviation, the variance, and the _________? -
Answers - Range
What value is obtained by squaring the standard deviation? - Answers - Variance
What is the range of the following set of scores?
13.7
53.2
4.1
9.3
52.1
32.5
22.9
41.5
