262 Exam 3
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| characteristic of normal distribution | 95% of the values within two standard deviations above and below the mean
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| bell shaped curve | normal distribution
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| statistical significance indicates | results were unlikely due to chance
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| most frequently occurring score | ,ode
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| observation method collection advantage | directly capture's behaviors
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| most stable measure of central tendency | mean
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| index of clinical significance | correlation coefficients
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| sampling | selecting a subset of the population to represent the entire population
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| distribution for the variable height in a population of adults | normally distributed
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| inferential statistics | permits researcher to draw conclusions about a population based on data from a sample
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| questionnaire that involves numbers; level of measurement | ordinal
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| mean is usually the statistic reported for which type of measure | interval, ratio
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| describe relationship between things | crosstabs table
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| purpose of ethnographic research | observe and document interactions within a culture
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| convenience sample example | patients with the same diagnosis seen on one afternoon
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| emergent design refers to research design that emerges | while researcher is in the field
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| applies to both qualitative and quantitative | cross sectional and longitudinal data collection
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| ethnographers strive to | understand human cultures
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| ethnographic studies use what data collection strategy | participant observation
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| grounded theory | uses constant comparison
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| looking at men's experiences | phenomenology
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| social processes | grounded theory
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| ideological perspective | critical ethnography, participatory action research, feminist research
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| emergent design | evolves during a study
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| evolution of nursing, research design | hisitorical
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| ethnographers learn from members to understand world view through two perspectives | emic and etic
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| approach uses set of procedures to create a theory about social processes | grounded theory
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| case study design focus | understand why an individual thinks or behaves in a particular matter
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| grand tour question phenomenology example | what was it like to live through something
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| measure of variability that takes into account all score values | standard deviation
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| theoretical sampling | choose sampling groups that will further the emerging conceptualization
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| recruiting by referral | snowball sampling
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| difficulty with convenience sampling | participants may not produce the depth of information needed
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| data collection using a topic guide; group of 5 to 10 people | focus group interview
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| samples of ten or fewer study participants | phenomenological study
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| purposive sampling | extreme case sampling, maximum variation sampling, typical case sampling
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