Variables – NBC Institute

QTB – MAY 2017 – L1 – SA – Q3 – Mathematics.

A multiple-choice question assessing knowledge of simultaneous equations and variable relations.

Question

Which of the following is NOT TRUE about simultaneous equations?

A. The number of variables must be equal to the number of equations.
B. Where two lines intersect, the values of the variables at that point must satisfy the equations.
C. The simultaneous equations must be satisfied by values of the variables as well as their reciprocals.
D. Their solution involves finding the values of the variables which are true to all the simultaneous equations.
E. The result of adding the equations or subtracting one equation from the other will be satisfied by the values of the variables.

Answer

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Tags: Algebra, Linear Equations, Mathematical Methods, Simultaneous Equations, Variables
Level: Level 1

Topic: Mathematics
Series: MAY 2017

QTB – Nov 2014 – L1 – SA – Q5 – Statistics

Identifies the correct measure of relationship between variables.

Question

The measure of relationship that exists between two or more variables is known as the coefficient of:
A. Skewness
B. Variation
C. Kurtosis
D. Determination
E. Correlation

Answer

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Tags: Coefficients, Relationship, Variables
Level: Level 1

Topic: Statistics
Series: NOV 2014

QTB – May 2015 – L1 – SA – Q9 – Statistics

Identifying the dependent and independent variables in regression analysis.

Question

A sales manager of a manufacturing company is to predict the sales of some products for given expenditures on advertising using a simple linear regression analysis. In the fitted regression equation, the sales and advertising expenditure are respectively ____________ and ________________ variables.

A. Independent, dependent
B. Dependent, independent
C. Fixed, dependent
D. Dependent, fixed
E. Nominal, categorical

Answer

Find Related Questions by Tags, levels, etc.

Tags: Regression, Sales Forecasting, Variables
Level: Level 1

Series: MAY 2015

QTB – MAY 2017 – L1 – SA – Q3 – Mathematics.

A multiple-choice question assessing knowledge of simultaneous equations and variable relations.

Question

Which of the following is NOT TRUE about simultaneous equations?

Answer

Find Related Questions by Tags, levels, etc.

Tags: Algebra, Linear Equations, Mathematical Methods, Simultaneous Equations, Variables
Level: Level 1

Topic: Mathematics
Series: MAY 2017

QTB – Nov 2014 – L1 – SA – Q5 – Statistics

Identifies the correct measure of relationship between variables.

Question

The measure of relationship that exists between two or more variables is known as the coefficient of:
A. Skewness
B. Variation
C. Kurtosis
D. Determination
E. Correlation

Answer

Find Related Questions by Tags, levels, etc.

Tags: Coefficients, Relationship, Variables
Level: Level 1

Topic: Statistics
Series: NOV 2014

QTB – May 2015 – L1 – SA – Q9 – Statistics

Identifying the dependent and independent variables in regression analysis.

Question

A. Independent, dependent
B. Dependent, independent
C. Fixed, dependent
D. Dependent, fixed
E. Nominal, categorical

Answer

Find Related Questions by Tags, levels, etc.

Tags: Regression, Sales Forecasting, Variables
Level: Level 1

Series: MAY 2015

Question Tag: Variables

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QTB – MAY 2017 – L1 – SA – Q3 – Mathematics.

A multiple-choice question assessing knowledge of simultaneous equations and variable relations.

QTB – Nov 2014 – L1 – SA – Q5 – Statistics

Identifies the correct measure of relationship between variables.

QTB – May 2015 – L1 – SA – Q9 – Statistics

Identifying the dependent and independent variables in regression analysis.

QTB – MAY 2017 – L1 – SA – Q3 – Mathematics.

A multiple-choice question assessing knowledge of simultaneous equations and variable relations.

QTB – Nov 2014 – L1 – SA – Q5 – Statistics

Identifies the correct measure of relationship between variables.

QTB – May 2015 – L1 – SA – Q9 – Statistics

Identifying the dependent and independent variables in regression analysis.

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Question Tag: Variables

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QTB – MAY 2017 – L1 – SA – Q3 – Mathematics.

A multiple-choice question assessing knowledge of simultaneous equations and variable relations.

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QTB – Nov 2014 – L1 – SA – Q5 – Statistics

Identifies the correct measure of relationship between variables.

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QTB – May 2015 – L1 – SA – Q9 – Statistics

Identifying the dependent and independent variables in regression analysis.

You're reporting an error for "QTB – May 2015 – L1 – SA – Q9 – Statistics"

QTB – MAY 2017 – L1 – SA – Q3 – Mathematics.

A multiple-choice question assessing knowledge of simultaneous equations and variable relations.

You're reporting an error for "QTB – MAY 2017 – L1 – SA – Q3 – Mathematics."

QTB – Nov 2014 – L1 – SA – Q5 – Statistics

Identifies the correct measure of relationship between variables.

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QTB – May 2015 – L1 – SA – Q9 – Statistics

Identifying the dependent and independent variables in regression analysis.

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