Quartile Deviation

QTB – May 2017 – L1 – SA – Q12 – Data Collection and Analysis

This question involves calculating the quartile deviation given the first quartile and age distribution.

Question

The age distribution of the administrative staff in a tyre manufacturing company is distributed as follows:

Age of administrative staff (years)	Number of administrative staff
28 and under 34	2
34 and under 40	15
40 and under 46	19
46 and under 52	10
52 and under 58	3
58 and under 64	1

If the first quartile age is 38.2 years, then the quartile deviation of the age distribution is:
A. 3.45 years
B. 4.35 years
C. 4.53 years
D. 5.34 years
E. 5.43 years

Answer

Find Related Questions by Tags, levels, etc.

Tags: Age Distribution, Dispersion, Quartile Deviation
Level: Level 1

Topic: Data Collection Analysis
Series: MAY 2017

QT – May 2017 – L1 – Q5 – Measures of Central Tendency

Create a frequency table and compute measures of central tendency and dispersion from given data.

Question

The mileages recorded for a sample of company vehicles during a given week gave the following data:

Required:

a) Draw the frequency table of this data, given a class size of 5.
(6 marks)

b) Determine the mean, median, and mode for the data and comment on the distribution.
(6 marks)

c) Compute the quartile deviation.
(4 marks)

d) Determine the standard deviation for the data.
(4 marks)

Answer

Find Related Questions by Tags, levels, etc.

Tags: Frequency Distribution, Mean, Median, Mode, Quartile Deviation, Standard Deviation
Level: Level 1

Topic: Measures of Central Tendency
Series: MAY 2017

QTB – May 2017 – L1 – SA – Q12 – Data Collection and Analysis

This question involves calculating the quartile deviation given the first quartile and age distribution.

Question

The age distribution of the administrative staff in a tyre manufacturing company is distributed as follows:

Age of administrative staff (years)	Number of administrative staff
28 and under 34	2
34 and under 40	15
40 and under 46	19
46 and under 52	10
52 and under 58	3
58 and under 64	1

If the first quartile age is 38.2 years, then the quartile deviation of the age distribution is:
A. 3.45 years
B. 4.35 years
C. 4.53 years
D. 5.34 years
E. 5.43 years

Answer

Find Related Questions by Tags, levels, etc.

Tags: Age Distribution, Dispersion, Quartile Deviation
Level: Level 1

Topic: Data Collection Analysis
Series: MAY 2017

QT – May 2017 – L1 – Q5 – Measures of Central Tendency

Create a frequency table and compute measures of central tendency and dispersion from given data.

Question

The mileages recorded for a sample of company vehicles during a given week gave the following data:

Required:

a) Draw the frequency table of this data, given a class size of 5.
(6 marks)

b) Determine the mean, median, and mode for the data and comment on the distribution.
(6 marks)

c) Compute the quartile deviation.
(4 marks)

d) Determine the standard deviation for the data.
(4 marks)

Answer

Find Related Questions by Tags, levels, etc.

Tags: Frequency Distribution, Mean, Median, Mode, Quartile Deviation, Standard Deviation
Level: Level 1

Topic: Measures of Central Tendency
Series: MAY 2017

Question Tag: Quartile Deviation

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QTB – May 2017 – L1 – SA – Q12 – Data Collection and Analysis

This question involves calculating the quartile deviation given the first quartile and age distribution.

QT – May 2017 – L1 – Q5 – Measures of Central Tendency

Create a frequency table and compute measures of central tendency and dispersion from given data.

QTB – May 2017 – L1 – SA – Q12 – Data Collection and Analysis

This question involves calculating the quartile deviation given the first quartile and age distribution.

QT – May 2017 – L1 – Q5 – Measures of Central Tendency

Create a frequency table and compute measures of central tendency and dispersion from given data.

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