Question
A confidence interval increases in width as the __________________.
This question was previously asked in
SSC CGL 2017 (Tier 1) Previous Year Paper (16-Aug-2017) (Shift 1)
The correct answer is
level of confidence increases
Wider confidence intervals are needed to maintain higher confidence. Hence, CI width increases as the level of confidence increases.
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Important Questions from Variables
The term 'categorical' variables is used for the data measured on
The conditions or characteristics that appear, disappear or change in the___________ variable as the experimenter introduces, removes or changes_______ variable.
Identify the dependent variable in the following study. "Effect of computer Assisted Instruction on the learning of Tamil Grammar of IX standard students of Tamilnadu".
- Match the LIST-I with LIST-II
LIST-I Type of Variable LIST-II Nature A. Dependent Variable I. Necessary in certain situations to complete cause-effect relations B. Connecting Variable II. Assumed effect of change C. Extraneous Variable III. Not measured but may increase or decrease the magnitude of relationship between Independent and Dependent variable D. Independent Variable IV. Assumed cause of change
Choose the correct answer from the options given below: - Which statements are correct with respect to variables in research?
A. A continuous variable can assume any numerical value within a specific range like 'Age'.
B. Extraneous variables are macro level factors that remain hidden.
C. Dependent variable relies upon or is a consequence of the other variable.
D. Independent variable is manipulated in experimental research designs.
E. Confounding variables are dependent variables in quasi experimental research designs.
Choose the correct answer from the options given below:
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