The mean of a sample is

computed by summing all the data values and dividing the sum by the number of items

always equal to the mean of the population

always smaller than the mean of the population

computed by summing the data values and dividing the sum by (n - 1)

Test

Online Test-Understanding data

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1The suitable average for qualitative data is:
1. AMean
2. BMedian
3. CMode
4. DGeometric mean
2Suitable average for averaging the shoe sizes for children is:
1. AMean
2. BMode
3. CMedian
4. DGeometric mean
3A measurement that corresponds to largest frequency in a set of data is called:
1. AMean
2. BMedian
3. CMode
4. DPercentile
4The mean of a sample is
1. Aalways equal to the mean of the population
2. Balways smaller than the mean of the population
3. Ccomputed by summing the data values and dividing the sum by (n - 1)
4. Dcomputed by summing all the data values and dividing the sum by the number of items
5Any measure indicating the centre of a set of data, arranged in an increasing or decreasing order of magnitude, is called a measure of:
1. ASkewness
2. BSymmetry
3. CCentral tendency
4. DDispersion
6Standard deviation can be negative
1. AVerdadero
2. BFalso
7Standard deviation is robust to outliers?
1. AVerdadero
2. BFalso
8Data refer to unorganised facts
1. AVerdadero
2. BFalso
9Mean is the average of given values.
1. AVerdadero
2. BFalso
10Mode is the data value that appears least number of times.
1. AVerdadero
2. BFalso

Descripción: Test sobre Online Test-Understanding data, creado por Aparna Dhirde el 25/03/2020.
Autor: Aparna Dhirde
Idioma: English
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