RESEARCH METHODS MIDTERM - MCPHS SPRING 2024 QUESTIONS AND ANSWERS
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Course
MCPHS
Institution
MCPHS
RESEARCH METHODS MIDTERM - MCPHS
SPRING 2024 QUESTIONS AND ANSWERS
dichotomous measure Correct Answer-describes the presence or absence of
an attribute (ex smoker/non-smoker)
nominal data Correct Answer-categories that vary with no natural order (ex
blood types)
ordinal data Correct Answe...
RESEARCH METHODS MIDTERM - MCPHS
SPRING 2024 QUESTIONS AND ANSWERS
dichotomous measure Correct Answer-describes the presence or absence of
an attribute (ex smoker/non-smoker)
nominal data Correct Answer-categories that vary with no natural order (ex
blood types)
ordinal data Correct Answer-categories with natural order but without clear
units (ex severe vs mild symptoms)
what are the types of categorical (qualitative) data? Correct Answer-nominal
and ordinal
what are the types of numerical (quantitative) data? Correct Answer-discrete
and continuous
discrete data Correct Answer-data that can only take certain values (ex whole
numbers)
continuous data Correct Answer-data that can take any value (ex decimals)
mean Correct Answer-average value; sum of all observations / # of
observations
median Correct Answer-middle value; 50th percentile
, RESEARCH METHODS MIDTERM - MCPHS
SPRING 2024 QUESTIONS AND ANSWERS
mode Correct Answer-most common value
range Correct Answer-difference between the highest and lowest values in a
distribution
Interquartile Range (IQR) Correct Answer-the difference between the first
and third quartiles (middle 50% of observations)
standard deviation Correct Answer-a measure of spread or variability about
the mean
n Correct Answer-sample size
X (bar) Correct Answer-sample mean
s Correct Answer-sample size standard deviation
N Correct Answer-population size
μ Correct Answer-population mean
σ Correct Answer-population standard deviation
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