MODE FOR UNGROUPED DATA MODEL QUESTION AND ANSWER

-
 

Comments

Post a Comment

Popular posts from this blog

CRITERIA IN SELECTING THE RESEARCH PROBLEM

-
CRITERIA IN SELECTING THE RESEARCH PROBLEM Certain external and personal criteria are to be considered in the Selection of research problem. External criteria have to do with such matters as novelty and importance for the field, availability of data and method, and institutional or administrative cooperation. Personal criteria involved such considerations as interest training, cost and time, etc. A number of criteria in the form of conditions might be listed for the guidance in the selection of research problem. a) External Criteria 1. Novelty The research problem should be sufficiently Original and new, one. The investigator should not select a problem until he is sure that it really is a new problem which has never before been investigated successfully. 2. Significance of the Problem While selecting problem, the researcher has to see whether the topic is significant to the profession, & useful to the society. Every problem undertaken for investigation must offer...
Read more

CORRELATED "t" RATIO PRACTICE QUESTIONS

-
CORRELATED “t” RATIO   1.     Find out “t” ratio  for the following data Group 1 : Mean = 50.61, S.D = 0.99, N = 10, Group 2 : Mean = 55.33, S.D = 1.06, N = 10 Correlation: 0.79 2.     Find out the significant difference between the groups Group A : Mean = 103.88, S.D = 13.69, N = 15 Group B : Mean = 99.49, S.D = 18.63, N = 15 Correlation: 0.82   3.     Find out, whether any significant differences between the listed groups South Indians : Mean = 11.66, S.D = 0.83, N = 5 North Indians : Mean = 11.64, S.D = 0.84, N = 5 Correlation: 0.97   4.     Find out “t” ratio  for the following data Sportsmen         : Mean = 1556.24, S.D = 30.99, N = 100 Yoga Practitioners     : Mean = 1555.11, S.D = 31.93, N = 98 Correlation: 0.94 5.     Find out correlated - “t” ratio  for the following data Middle Aged Men    ...
Read more

UNCORRELATED - t - Ratio - DEFINITION AND EXPLANATION

-
  The Independent Samples t Test compares the means of two independent groups in order to determine whether there is statistical evidence that the associated population means are significantly different. The Independent Samples t Test is a parametric test. This test is also known as: Independent t Test Independent Measures t Test Independent Two-sample t Test Student t Test Two-Sample t Test Uncorrelated Scores t Test Unpaired t Test Unrelated t Test The variables used in the test are known as: Dependent variable, or test variable Independent variable, or grouping variable The Independent Samples t Test is commonly used to test the following: Statistical differences between the means of two groups Statistical differences between the means of two interventions Statistical differences between the means of two change scor...
Read more