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Chapter: 8 / Q: 25
A large study of bladder cancer and cigarette smoking produced the following data:
Chapter: 8 / Q: 26
Birth rates of a population of infants at 40 weeks gestational age are approximately normally distributed, with a mean of 3000 grams. Roughly 68% of such infants weigh between 2500 and 3500 at birth. If a sample of 100 infants was studied, the standard error would be
Chapter: 8 / Q: 27
When the standard for accepting the difference was at P-value of 0.05 and the calculated value was 0.01, the null hypothesis was rejected by the researcher. What do you think of results?
Chapter: 8 / Q: 28
A study was conducted to assess the heights of 30 students . By chance all of the students were found to be of the same height. The standard deviation of this study sample is:
Chapter: 8 / Q: 29
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: 30
A normal distribution curve is based mainly on:
Chapter: 8 / Q: 31
The relative frequency of a class is obtained by:
Chapter: 8 / Q: 32
A study was conducted to assess the height of students of 4th year in 10 Medical colleges the values of heights ranged between 5.5 – 5.10 feet. A histogram has been selected by the researcher to present these results as it is a:
Chapter: 8 / Q: 33
A study was conducted to assess the height of students of 4th year in 10 Medical colleges. The values of heights ranged between 5.5 – 5.10 feet. Which graph should be used by the researcher to present the obtained data?
Chapter: 8 / Q: 34
The median of the following data, is: 1,2,4,6,8,10,11,13
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