Statistical Properties – NBC Institute

QTB – May 2015 – L1 – SA – Q17 – Statistics

Identifying the incorrect statement regarding properties of standard deviation.

Question

The following are properties of standard deviation EXCEPT:

A. The greater the spread of the data, the larger the value of the standard deviation
B. The value of standard deviation equals zero seems unlikely except when all observations take the same value
C. Standard deviation takes into account all items in the data set
D. Standard deviation cannot be used for further statistical analysis
E. Standard deviation is not influenced by the size and unit of measurement

Answer

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Tags: Deviations, Mean, Statistical Properties
Level: Level 1

Topic: Statistics
Series: MAY 2015

QT – Nov 2018 – L1 – Q5a – Probability

Define properties of normal distribution and examples of phenomena that follow it.

Question

The normal distribution is a probability distribution which usually applies to continuous variables.

Required:

i) State FOUR (4) properties of the Normal Distribution. (4 marks)

ii) State TWO (2) examples of phenomena which closely follow a Normal Distribution. (2 marks)

Answer

Find Related Questions by Tags, levels, etc.

Tags: Continuous Variables, Normal distribution, Probability, Statistical Properties
Level: Level 1

Topic: Probability
Series: NOV 2018

QTB – May 2015 – L1 – SA – Q17 – Statistics

Identifying the incorrect statement regarding properties of standard deviation.

Question

The following are properties of standard deviation EXCEPT:

Answer

Find Related Questions by Tags, levels, etc.

Tags: Deviations, Mean, Statistical Properties
Level: Level 1

Topic: Statistics
Series: MAY 2015

QT – Nov 2018 – L1 – Q5a – Probability

Define properties of normal distribution and examples of phenomena that follow it.

Question

The normal distribution is a probability distribution which usually applies to continuous variables.

Required:

i) State FOUR (4) properties of the Normal Distribution. (4 marks)

ii) State TWO (2) examples of phenomena which closely follow a Normal Distribution. (2 marks)

Answer

Find Related Questions by Tags, levels, etc.

Tags: Continuous Variables, Normal distribution, Probability, Statistical Properties
Level: Level 1

Topic: Probability
Series: NOV 2018

Question Tag: Statistical Properties

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QTB – May 2015 – L1 – SA – Q17 – Statistics

Identifying the incorrect statement regarding properties of standard deviation.

QT – Nov 2018 – L1 – Q5a – Probability

Define properties of normal distribution and examples of phenomena that follow it.

QTB – May 2015 – L1 – SA – Q17 – Statistics

Identifying the incorrect statement regarding properties of standard deviation.

QT – Nov 2018 – L1 – Q5a – Probability

Define properties of normal distribution and examples of phenomena that follow it.

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Question Tag: Statistical Properties

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QTB – May 2015 – L1 – SA – Q17 – Statistics

Identifying the incorrect statement regarding properties of standard deviation.

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QT – Nov 2018 – L1 – Q5a – Probability

Define properties of normal distribution and examples of phenomena that follow it.

You're reporting an error for "QT – Nov 2018 – L1 – Q5a – Probability"

QTB – May 2015 – L1 – SA – Q17 – Statistics

Identifying the incorrect statement regarding properties of standard deviation.

You're reporting an error for "QTB – May 2015 – L1 – SA – Q17 – Statistics"

QT – Nov 2018 – L1 – Q5a – Probability

Define properties of normal distribution and examples of phenomena that follow it.

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