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Chapter: 8 / Q: 45
A household survey of 10 families was conducted by students of 4th year MBBS, Wah Medical Colleg In the data they collected, the ages of heads of families were: 32,32,36,48,34,46,35,44,36 and 32 years. The mode in this series:
Chapter: 8 / Q: 46
In the Medical OPD of teaching hospital of Wah Medical College, Wah Cantt, diastolic blood pressures of 10 patients were as follows:
Chapter: 8 / Q: 47
An investigator gets a positively skewed data on account of having only a small number of simple numerical observations at extremely high values. It will give an over estimate of:
Chapter: 8 / Q: 48
An investigator gets a positively skewed data on account of having only a small number of simple numerical observations at extremely high values. Which measure of central tendency should he select if data is numerical?
Chapter: 8 / Q: 49
When a relationship between the heart rate and valsalva?s ratio is studied, mean is useful but dispersion of the data is also very useful. Which method of spread will be more useful in this?
Chapter: 8 / Q: 50
In a descriptive study the mean is 200 and the standard error is 5, the 95 confidence limits would be:
Chapter: 8 / Q: 51
An analysis of the race of patients who visit an emergency room reveals that 40% are white, 25% are black, 20% are Native American, and 15% are Asian. These data would best be depicted graphically with a
Chapter: 8 / Q: 52
An investigator gets a positively skewed data on account of having only a small number of simple numerical observations at extremely high values. It will give an over estimate of:
Chapter: 8 / Q: 53
In a household survey conducted on ten families the frequency of family members in different age groups was less than 5 years ? 21, 5 – 14 years ? 16, 15 – 64 years ? 77 & > 65 years ? 1. The relative frequency of members in 15 – 64 years age group would be:
Chapter: 9 / Q: 1
Your advice is sought to maintain sustainability of a health programm Which is the best and essential feature that you suggest to make the programme sustainable?
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