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Likert scales is often used in the studies of attitudes in which the raw scores are based on the graded alternative responses to each of a series of queries. For instance, the subject might be asked to indicate his/her degree of agreement with each of the series of statements relevant to the attitude. The number is attached to each possible response, for example
1:strongly approve; 2:approve; 3:undecided; 4:disapprove; 5:strongly disapprove; and the total of these used as the compo- site score. A generally used Likert-type scale in the medicine is the Apgar score used to appraise status of the newborn infants. This is the total of the points (0,1 or 2) allotted for each of the ?ve items:
* heart rate (is over 100 beats per minute 2 points, slower 1 point, no beat 0);
* the respiratory effort;
* the muscle tone;
* the response to simulation by the catheter in the nostril;
*the colour of skin.
Percentile : The set or group of divisions which produce exactly 100 equal parts in the series of continuous values, like blood pressure, height, weight, etc. Hence a person with b
Geo statistics: The body of methods useful for understanding and modelling spatial variability in a course of interest. Central to these techniques is the idea that measurements t
Complier average causal effect (CACE): The treatment effect amid true compliers in the clinical trial. For the suitable response variable, the CACE is given by the difference in o
explain the graphical method of measure of central tendency
Mann Whitney test is a distribution free test which is used as an alternative to the Student's t-test for assessing that whether the two populations have the same median. The test
Genomics is the study of the structure, function and the evolution of deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) sequences which comprise the genome of living organisms
The Null Hypothesis - H0: β 1 = 0 i.e. there is homoscedasticity errors and no heteroscedasticity exists The Alternative Hypothesis - H1: β 1 ≠ 0 i.e. there is no homoscedasti
moving and semi average method graphical reprsentation
Probabilistic matching is a method developed to maximize the accuracy of the linkage decisions based on the level of agreement and disagreement among the identifiers on different
Harris and Stevens forecasting is the method of making short term forecasts in the time series which is subject to abrupt changes in pattern and the transient effects. Instances o
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