HSCI 190 Exam QUESTIONS WITH
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ANSWERS
What does PPDAC stand for? - CORRECT ANSWERS
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✔✔Problem, Plan, Data, Analysis, Conclusions |\ |\ |\ |\
Problem in PPDAC: - CORRECT ANSWERS ✔✔What is the
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problem or question? |\ |\
Plan in PPDAC - CORRECT ANSWERS ✔✔what info do you
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need to answer the question?
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Data in PPDAC - CORRECT ANSWERS ✔✔collecting high
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quality information|\
Analysis in PPDAC - CORRECT ANSWERS ✔✔Sorting,
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graphing, and running statistical tests|\ |\ |\ |\
Conclusions in PPDAC - CORRECT ANSWERS |\ |\ |\ |\ |\ |\
✔✔Interpretation, communication, and generating new |\ |\ |\ |\ |\
ideas
,Why was the Wakefield et al. study poorly done? -
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CORRECT ANSWERS ✔✔Because it concluded the MMR
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vaccine was correlated to autism with questionable
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methodology
Who was Harold Shipman and what did he do? - CORRECT
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ANSWERS ✔✔A doctor in the 70s, killed people on house
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visits by giving them diamorphine
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what are the two subcategories of categorical data -
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CORRECT ANSWERS ✔✔nominal, ordinal |\ |\ |\
What is another name for categorical data - CORRECT
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ANSWERS ✔✔discrete data |\ |\
What is another name for scale data - CORRECT
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ANSWERS ✔✔continuous data |\ |\
What are the two subcategories of scale data? - CORRECT
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ANSWERS ✔✔interval, ratio
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Information that is grouped into unordered categories and
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the assigned number is meaningless - CORRECT
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ANSWERS ✔✔nominal data |\ |\
,information is grouped into ordered categories and the
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number assigned means something - CORRECT ANSWERS
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✔✔ordinal data
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can calculations be performed on categorical data? -
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CORRECT ANSWERS ✔✔no |\ |\
This type of data is qualitative - CORRECT ANSWERS
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✔✔categorical
this type of data is quantitative - CORRECT ANSWERS
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✔✔scale
a numerical measure on a scale where each point is equal
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distance from one another and there is no true 0 -
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CORRECT ANSWERS ✔✔interval data |\ |\ |\
a numerical measurement where the numbers are not
|\ |\ |\ |\ |\ |\ |\ |\
restricted to certain values and there is a true 0 -
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CORRECT ANSWERS ✔✔ratio data |\ |\ |\
this type of frequency distribution shows raw data -
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CORRECT ANSWERS ✔✔absolute frequency
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, this type of frequency distribution shows a proportion or
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percentage of values that fall within a given interval -
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CORRECT ANSWERS ✔✔relative frequency
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formula for relative frequency is - CORRECT ANSWERS
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✔✔absolute frequency / sum of all frequencies (x 100 for
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
percentage)
the 'index' in mathematical notations, denoted by 'i', tells
|\ |\ |\ |\ |\ |\ |\ |\ |\
you - CORRECT ANSWERS ✔✔the lower limit of the
|\ |\ |\ |\ |\ |\ |\ |\ |\
summation (starting value) |\ |\
Only measure of central tendency that can be used with
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nominal data - CORRECT ANSWERS ✔✔mode
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measures of central tendency for ordinal data - CORRECT
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ANSWERS ✔✔mean, median, or mode (but mean is
|\ |\ |\ |\ |\ |\ |\ |\
sometimes less useful) |\ |\
measures of central tendency for scale data - CORRECT
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ANSWERS ✔✔mean, median, or mode |\ |\ |\ |\
describes the difference between the minimum and
|\ |\ |\ |\ |\ |\ |\
maximum value in a data set - CORRECT ANSWERS
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✔✔range
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ANSWERS
What does PPDAC stand for? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔Problem, Plan, Data, Analysis, Conclusions |\ |\ |\ |\
Problem in PPDAC: - CORRECT ANSWERS ✔✔What is the
|\ |\ |\ |\ |\ |\ |\ |\ |\
problem or question? |\ |\
Plan in PPDAC - CORRECT ANSWERS ✔✔what info do you
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
need to answer the question?
|\ |\ |\ |\
Data in PPDAC - CORRECT ANSWERS ✔✔collecting high
|\ |\ |\ |\ |\ |\ |\ |\
quality information|\
Analysis in PPDAC - CORRECT ANSWERS ✔✔Sorting,
|\ |\ |\ |\ |\ |\ |\
graphing, and running statistical tests|\ |\ |\ |\
Conclusions in PPDAC - CORRECT ANSWERS |\ |\ |\ |\ |\ |\
✔✔Interpretation, communication, and generating new |\ |\ |\ |\ |\
ideas
,Why was the Wakefield et al. study poorly done? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Because it concluded the MMR
|\ |\ |\ |\ |\ |\ |\
vaccine was correlated to autism with questionable
|\ |\ |\ |\ |\ |\ |\
methodology
Who was Harold Shipman and what did he do? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔A doctor in the 70s, killed people on house
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
visits by giving them diamorphine
|\ |\ |\ |\
what are the two subcategories of categorical data -
|\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔nominal, ordinal |\ |\ |\
What is another name for categorical data - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔discrete data |\ |\
What is another name for scale data - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔continuous data |\ |\
What are the two subcategories of scale data? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔interval, ratio
|\ |\ |\
Information that is grouped into unordered categories and
|\ |\ |\ |\ |\ |\ |\
the assigned number is meaningless - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔nominal data |\ |\
,information is grouped into ordered categories and the
|\ |\ |\ |\ |\ |\ |\ |\
number assigned means something - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\
✔✔ordinal data
|\ |\
can calculations be performed on categorical data? -
|\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔no |\ |\
This type of data is qualitative - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔categorical
this type of data is quantitative - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔scale
a numerical measure on a scale where each point is equal
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
distance from one another and there is no true 0 -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔interval data |\ |\ |\
a numerical measurement where the numbers are not
|\ |\ |\ |\ |\ |\ |\ |\
restricted to certain values and there is a true 0 -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔ratio data |\ |\ |\
this type of frequency distribution shows raw data -
|\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔absolute frequency
|\ |\ |\
, this type of frequency distribution shows a proportion or
|\ |\ |\ |\ |\ |\ |\ |\ |\
percentage of values that fall within a given interval -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔relative frequency
|\ |\ |\
formula for relative frequency is - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔absolute frequency / sum of all frequencies (x 100 for
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
percentage)
the 'index' in mathematical notations, denoted by 'i', tells
|\ |\ |\ |\ |\ |\ |\ |\ |\
you - CORRECT ANSWERS ✔✔the lower limit of the
|\ |\ |\ |\ |\ |\ |\ |\ |\
summation (starting value) |\ |\
Only measure of central tendency that can be used with
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
nominal data - CORRECT ANSWERS ✔✔mode
|\ |\ |\ |\ |\
measures of central tendency for ordinal data - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔mean, median, or mode (but mean is
|\ |\ |\ |\ |\ |\ |\ |\
sometimes less useful) |\ |\
measures of central tendency for scale data - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔mean, median, or mode |\ |\ |\ |\
describes the difference between the minimum and
|\ |\ |\ |\ |\ |\ |\
maximum value in a data set - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔range
