Question

Left and Right censoring

19 Jan 2026
Answer :
Word Count : 117
BasisLeft CensoringRight Censoring
DefinitionOccurs when the event of interest has already happened before the observation period beginsOccurs when the event of interest has not occurred by the end of the ____ ______ _____ ___ ___ ________ ______ ________ ____ _________.
_______ _______ _____ _____ _______.
_____ _____ _____ ________ _______ _____.
________ _________ _____ ______ _______ _______ ________ ______ ______ ______ _________.
______ _________ _______ _____ _______ ____ ______ _____ __________.
_________ ________ ___ ________ _______ __________ ____ ___ __________ _______ _________.
_______ _________ ___ __________ _________ ___ ____.
______ _________ ___ _______ ________ _________ _________ _______ ______ _________ __________ ___.
__________ _________ ________ ___ _________ ______ __________ _____ __________ ______ _______ __________.
_________ _______ __________ _____ ______.
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State whether the following statements are True or False. Give reason in support of your answer: 
(a) If there are 170 true positive cases out of 200 diseased cases, the sensitivity of the test will be 0.85.
(b) A multiple regression model with three regressor variables was fitted on 15 observations, and the following values were obtained:

equation
Then, the adjusted R2 will be 0.9618.
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A hypothetical study was conducted on ten participants who were followed up for the development of coronary heart disease (CHD) over a period of 10 years. The recorded data are given as follows:

Participant ID CHD Time
P1 5
P2 8
P3 2
P4 6+
P5 9
P6 6
P7 10+
P8 4
P9 8
P10 4+

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S. No.  


xi​
 

  


yi​
 

  


ni​
 
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2 10 18 48
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4 20 20 80
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