Question # 1

Which of the following average cannot be calculated from the observation 2,2,4,4,6,6,8,8,10,10

Choose an answer

Mean

Median

Mode

All of these

The formula for the lower quartile is

Choose an answer

When referring to a curve whose longer tail is to the right, you would call it.

Choose an answer

Symmetrical

Positively skewed

Negatively skewed

None of these

The mode of letters in the word STATISTICS is:

Choose an answer

S

T

I

S & T

The mean is based on.

Choose an answer

Small values

Extreme values

All the values

Large values

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

Choose an answer

A.M

G.M

Mode

Median

What is teh major assumption we make when computing a mean from grouped data.

Choose an answer

All values are discrete

Eveery value in a class is equal to the midpoint

No value occurs more than once

Each class contains exactly the same number of values

If a distribution has two modes, than it is called.

Choose an answer

Uni- model

Bi - mdoel

Tri-model

Multi model

If any value in a sereis is zero, then we cannot calculate the.

Choose an answer

Mean

Median

Mode

Harmonic mean

When all the values in a sereis occur the same numebr of times, then it in not possible to compute the.

Choose an answer

Mean

Median

Mode

Weighted mean

If mean = 40 , Mdoe - 42 , then distributiion is.

Choose an answer

4 skew

2 skew

Symmetrical

All of these

In which of these cases would the mode be most useful as an indicator of central tendency.

Choose an answer

Every value in a data set occurs exactly once

All but three values in a data set occur once, three valeus occur 5 times each

All values in a data set occur 10 times each

Every observation in a data set has the same value.

If the mean is less than mode, the distribution is.

Choose an answer

Positively skewed

Negatively skewed

Symmetrical

None of these

The mean of the first n natural numbers is.

Choose an answer

n(n+1)2

(n+1)/2

(n-1)/2

n/2

The estimate of population means is represented by

Choose an answer

μ

Ψ

Is a symmetrical distribution.

Choose an answer

Q1 = Q3

P25 = P50 = P75

A.M = G.M = H.M

A.M = Med = Mode

For positive skewed distribution mean _________ Median __________ Mode.

Choose an answer

=

<

>

None of these

Sample mean is an

Choose an answer

Estimated statistic

Updating statistic

Biased statistic

Unbiased statistic

More Classes

Other Links

Statistics Ics Part 1 Chapter 3 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