independent and dependent variable


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Which of the following statement(s) is/are true?I. The variable that c..
Which of the following statement(s) is/are true? I. The variable that cannot be controlled or manipulated is dependent variable. II. Independent variable is plotted on the y-axis. III. A relationship between four variables only is called m..
For any specific value of the independent variable, the values of the ..
For any specific value of the independent variable, the values of the dependent variable y are normally distributed. This is called the __________ assumption. => independence or linearity or equal - variance or normality..
Which of the following statement(s) is/are true?I. In linear regressio..
Which of the following statement(s) is/are true? I. In linear regression, the regression equation contains one independent variable and one dependent variable. II. In linear regression, the regression equation is written as y ′ = a + bx . III. In multip..
A function is described by the equation f(x) = x + 1. The replacement ..
A function is described by the equation f ( x ) = x + 1. The replacement set for the independent variable is {1, 3, 5, 7}. Which of the following is not contained in the corresponding set for the dependent variable? => 6 or 10 or 8 or 4..
Which of the following statement(s) is/are true?I. If the correlation ..
Which of the following statement(s) is/are true? I. If the correlation coefficient is significant, the equation of the regression line cannot be determined. II. The values of the dependent variable can be predicted for the values of the independent variable u..
Which of the following statement(s) is/are true?I. A multiple regressi..
Which of the following statement(s) is/are true? I. A multiple regression correlation R can also be computed to determine if a significant relationship exists between the variables. II. Multiple regression analysis is used when there are two or more independent variables..
Are the two events dependent or independent?1. Tossing a coin.2. Rolli..
Are the two events dependent or independent? 1. Tossing a coin. 2. Rolling a die. => Dependent or Independent..
Continuous Variable
Consider an example. A person was asked to measure the thickness of a coin. He recorded the following readings: (i) 0.2 cm with ruler (ii) 0.23 cm with vernier (iii) 0.231 cm with micrometer The accuracy of thickness of the coin depended on the instrument used for measuring the thickness..
Are the two events dependent or independent? 1. Choosing a milk bottl..
Are the two events dependent or independent? 1.Choosing a milk bottle from the fridge. 2.Choosing a soft drink bottle from the fridge. => Independent or Dependent..
Are the two events dependent or independent?1. Drawing a king from a p..
Are the two events dependent or independent? 1. Drawing a king from a pack of cards without replacing it. 2. Again drawing another king. => Dependent or Independent..
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