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Mcqs MBBS Exams India
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(Single Best Answer) Question 1: After applying a statistical test, an investigator gets the 'p value' as 0.01. It means that ?
A) The probability of finding a significant difference is 1%
B) The probability of declaring a significant difference, when there is truly no difference, is 1%
C) The difference is not significant 1% times and significant 99% times
D) The power of the test used is 99%
Answer (Select an option above to get the answer):
(Single Best Answer) Question 2: The diagnostic power of a test to correctly exclude the disease is reflected by ?
A) Sensitivity
B) Specificity
C) Postivity predictivity
D) Negative predictivity
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3: After applying a statistical test, an investigator gets the 'p value' as 0.01. It means that ?
A) The probability of finding a significant difference is 1%
B) The probability of declaring a significant difference, when there is truly no difference, is 1%
C) The difference is not significant 1% times and significant 99% times
D) The power of the test used is 99%
Answer (Select an option above to get the answer):
(Single Best Answer) Question 4: If we reject Null Hypothesis, when actually it is true, it is known as ?
A) Type I error
B) Type II error
C) Power
D) Specificity
Answer (Select an option above to get the answer):