Question # 1

The _______ regression line always passes through (X̅, y̅).

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Opposite

Estimated

Estimates

Random

The variable, whose resulting value depends upon the selected value of the independent variable is called______.

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Regression

Regressor

Regressand

Coefficient

The difference between a statistic and the parameter is called_______.

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Random

Non-random

Sampling error

Probability

If the population is finite, the standard error of mean is given by:

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σ/√n

σ/√n √N - n/ N-1

σ/√n √N -1/N-n

σ/√ √1 - n /N

The degree of relationship between the two attributes is called_______.

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Association

Correlation

Contingency

Quantitative

The population must be defined in terms of

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content

unit

extent

all of these

The range of a normal distribution is

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—∞ to 1

—∞ to 0

—∞ to + ∞

0 to ∞

In case of symmetrical distribution

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μ₁ = μ₂ = μ₃ = μ₄

β₁ = β₂

P₁ < P₂

The moment Coefficient of kurtosis is

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β₁

β₂

Zero

m₂

A process of dividing the objects into two mutually exclusive classes of an attribute is called

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classification

trichotomy

dichotomy

association

If two attributes A and B are independent, then co-efficient of association is______.

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-1

+1

0

0.5

Normal distribution is

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unimodal

bimodal

trimodal

multimodal

The probability distribution of proportions is called

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proportional distribution

population distribution

sample distribution

sampling distribution

The systematic components of time series which follow regular pattern of variations are called:

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Noise

Signal

Additive model

Multiplicative model

Commonly used input device is

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pen

keyboard

monitor

joystick

Statistic is an estimator and its calculated value is called:

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Biased estimate

Estimation

Interval estimate

Estimate

If critical region is located equally in both tails of the sampling distribution of test statistic, the test is called ------------- test

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one tailed

two tailed

left tailed

right tailed

The distance between an estimate and the estimated parameter is called:

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Sampling error

Standard error

Bias

Error of estimation

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Statistics Ics Part 2 Online Test MCQs With Answers

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