Question # 1

a measure of the chance that an uncertain event will occur.

Choose an answer

An experiment

An event

A probability

A trail

If all the value of have equal importance,then we have to assigned certain values is such index number are called.

Choose an answer

Weighted index number

Un-weighted index

Both A and B

Average

The word statistic was used first time by:

Choose an answer

Yule

Gottifried Achenwall

E.A.W Zimmermann

Baron

If p = q = 1/2 then distribution is called.

Choose an answer

Postively

Skewed

Symmetrical

Negatively

When sample space S is partitioned into some mutually exclusive events such that their union is sample space itself. Then the events are called

Choose an answer

Simple events

Compound events

Equally likely events

Exhaustive events

teh most frequent value of the data if it exists is.

Choose an answer

A.M

G.M

Mode

Median

F(y₁) ≤ F(y₂) if

Choose an answer

y₁= y₂

Y₁>y₂

y₁≤y₂

y≥1/2

If a is a constant then E(a) is equal to

Choose an answer

a

Square of a

Zero

2a

Why are the outcomes of a coin tossing mutually exclusive.

Choose an answer

The outcome of any toss is not affected by teh outcome of those preceding it.

Both a head and a tail cannot turn up on any one toss

The probability of getting a head and the probability of getting a tail is the same.

All of these

Subset of sample is called:

Choose an answer

Event

Simple event

Compound event

Experiment

Teh suitable average for the qualitative data is.

Choose an answer

Mean

Mode

weighted mean

Geometric mean

In which distribution the probabiliyt of success remains constant from triam to triail

Choose an answer

Hypergometric distribution

Binomiial distribution

Sampling distribution

Continuous distribution

For a binomial distribution with n = 5 prob ( X = -2) is.

Choose an answer

0

Greater than zero

Less than zero

None of these

Karl Pearson's 1^st co-efficient of skewness is given by formula

Choose an answer

None of these

For two independent random variables, Var(x) = 14 and Var(Y ) = 5, then var (X-y) is equal to.

Choose an answer

9

70

19

None of these

An experiment which produced different outcomes even if it is repeated a large number of times, under similar conditions is called

Choose an answer

Event

Compound event

Random experiment

None of these

The purpose of the sample is to draw inference about:

Choose an answer

statistic

Population

Parameter

Primary

If the probability of success p = 0.4 for a parability Beronouli trial, the expression 7!/3!4! (0.4)2 (0.6)2 given the probility of getting.

Choose an answer

Exactly three sucoseeson in seven trials

Exactlyfour successin seven trials

Three or more successes in seven trials

Four or more successes in seven trials.

More Classes

Other Links

Statistics Ics Part 1 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer