LE 2 - Review Flashcards
- Key term term “Follow up” o
COHORT
- Keywords “Cases and control” o
CASE CONTROL
- Correlation study for quantitative ratio
A. Kappa
B. Mann Whitney U C. Kruskal wallis
D. Coch Q
E. Pearsons
E
- 2 population independent studies for ordinal variables
A. Kappa
B. Mann Whitney U C. Kruskal wallis
D. Coch Q
E. Pearsons
?
- A survey of the attitudes of mothers with children under one year, method interviewers who fall into different age bands and social classes is strictly controlled
o quota/convenience sampling
● 10. A survey of attitude of drug users to rehabilitation services.
Method drug users are recruited by advertising in the local newspaper for potential respondents –
o quota/convenience sampling
● 11. A postal survey of the attitudes of males to use of male contraceptives. Method: all male adults whose National Insurance numbers end in ‘5” are selected for a survey.
o SYSTEMATIC RANDOM SAMPLING
● 12. A study of the length of stay of patients at Philippine
General Hospital. Method: all patients admitted to wards 3, 5, and 10 in a hospital are selected for a study.
o CLUSTER SAMPLE
● 13. A randomized controlled trial of a proven but expensive
drug and an unproven drug to treat HIV infection to see if there’s a difference in controlling the disease –
o Type II Error
● 14. A study to test whether arrhythmias are more likely in patients taking a new anti-histamine prescribed for hay fever, compared with those already in use. –
o Type I Error
26.) you can only generalize data for a certain
population by determination of the parameter -
o false
27.) a non-randomized sample data called statistics may be used tongeneralize the characteristics of the larger target population because they are deemed to be equal to the parameter
○ false
● 28.) the absence of a sampling frame prevents a
researcher from taking a randomized sample
○ false
● 29.) in general, a large sample size includes 90% of the population reveals statistically important results
○ - false
● 30.) the chances of being selected in a randomized
sample is always above 0
○ true
● 33. Occurs when observed result between exposure and diseases differs from the truth because of influence of 3rd variable.
o D. Confounding
● 34. You are going to conduct a study to determine whether “sleep deprivation affects work performance in BPO” by asking the participants about the number of hours of sleep they had for the past month. Which of the following step can you do to ensure that the information you will gather during your data collection is appropriate for your study.
o A. Train your groupmates on how the questionnaire to be used.
● 37. A third variable which has a protective effectona disease outcome may result –
o underestimation of the effect of the exposure on the outcome of interest
● 38. Information useful to understaand the processes behind observed results –
o Qualitative data
● 39. Which is a characteristic of a qualitative data collection?
o Can be used to expand quantitative data collection, Takes a great deal of time to conduct, Requires a researcher to record all useful data
● 47. Interview
o Both quantitative and qualitative
● 49. Observation method
o Qualitative
● 50. Produce results are easy to summarize, compare and generalize.
o Quantitative
● 51. Activities that take place before data collection begins
o Quality assurance
