BNAL 206 MIDTERM 1 QUESTIONS AND VERIFIED
ANSWERS
population - Answers - consists of all the items or individuals about which you want to
reach conclusions
sample - Answers - portion of a population selected for analysis
structured data - Answers - data that follows some organizing principle or plan, typically
a repeating pattern
unstructured data - Answers - follows no repeating pattern
outliers - Answers - value that seem excessively different from most of the rest of the
values
recorded variable - Answers - supplements or replaces the original variable in your
analysis
mutually exclusive - Answers - data values placed in one and only category
collectively exhaustive - Answers - recorded variables include all the data values being
recorded
frame - Answers - a complete or partial listing of the items that make up the population
from which the sample will be selected
non probability sample - Answers - select items or individuals without knowing their
probabilities of selection
probability sample - Answers - select items based on known probabilities
convenience sample - Answers - select items that are easy, inexpensive or convenient
to sample
judgement sample - Answers - collect the opinions of preselected experts in the subject
manner
simple random sample - Answers - every item from a frame has the same chance of
selection as every other item, and every sample of a fixed size has the same chance of
selection as every other sample of that size
ANSWERS
population - Answers - consists of all the items or individuals about which you want to
reach conclusions
sample - Answers - portion of a population selected for analysis
structured data - Answers - data that follows some organizing principle or plan, typically
a repeating pattern
unstructured data - Answers - follows no repeating pattern
outliers - Answers - value that seem excessively different from most of the rest of the
values
recorded variable - Answers - supplements or replaces the original variable in your
analysis
mutually exclusive - Answers - data values placed in one and only category
collectively exhaustive - Answers - recorded variables include all the data values being
recorded
frame - Answers - a complete or partial listing of the items that make up the population
from which the sample will be selected
non probability sample - Answers - select items or individuals without knowing their
probabilities of selection
probability sample - Answers - select items based on known probabilities
convenience sample - Answers - select items that are easy, inexpensive or convenient
to sample
judgement sample - Answers - collect the opinions of preselected experts in the subject
manner
simple random sample - Answers - every item from a frame has the same chance of
selection as every other item, and every sample of a fixed size has the same chance of
selection as every other sample of that size
