Question # 1

Arithmetic means is a measure that determines a value of the variable under study by dividing the sum of all values of the variable by their...

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Number

Group

Denominator

Numerator

The mode in the data 1,3,5,3,7,9

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1

3

5

7

The mean of the squared deviations of X observations from their arithmetic mean is called.

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Variance

Standard deviation

Range

Harmonic mean

Median from the data 2.3,2.7,2.5,3.1 and 1.9 Is.........................

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2.3

2.5

2.7

2.9

The measures that are used to determine the degree or extent of variation in a data set are called measures of:

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Dispersion

Central tendency

Average

The measure which determines the middlemost observation in a data set is called...................

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Median

Mode

Mean

Variance

A cumulative frequency table is called.

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Frequency distribution

Data

Less then frequency distribution

None of these

In a cumulative frequency Polygon frequencies are plotted against:

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Mid points

Upper class boundries

Class limits

Sum of the deviations of the variable "X" from its mean is always:

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Zero

One

Same

To find the public opinion or trend the most suitable statistics is:

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Mean

Median

Mode

Variance

The nth root of product of 'n' number of values is called:

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Arithematic mean

Geometric mean

Harmonic mean

Standard deriviation

The most frequent occurring observation in a set of data is called.

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Mode

Median

Hamonic mean

Mean

Tan 90 =_________.

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√3/2

1/√3

0

undefined

The measures that are used to determine the degree or extent of variation in a data set are called measures of...........................

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Dispersion

Central tendency

Average

Quartile

The square of standard deriation :

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Standard deriation

Range

Dispersion

Variance

The concept of antilogarithm is used to find the value of..............

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A.M.

G.M.

H.M

Mode

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Mathematics 10th Class English Medium Unit 6 Online Test MCQs With Answers

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