ECAT Pre General Science MCQ Test With Answer for Statistics Full Book

MCQ's Test For ECAT Pre General Science Statistics Online Test

Try The MCQ's Test For ECAT Pre General Science Statistics Online Test

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Pre General Science Statistics Online Test

00:00
Question # 1

In chain base method, the base period is

Question # 2

Primary data and ungrouped data are

Question # 3

The area under the probability density function is

Question # 4

The CPU of a digital computer consists of

Question # 5

The total area under normal curve is

Question # 6

In the study of two attributes, n =

Question # 7

The probability density function of a continuous random variable Y is specified by a

Question # 8

For a particular test, alpha = 0.05 and beta = 0.10. The power of this test is

Question # 9

The degree of relationship between the two attributes is called

Question # 10

A collection of eight bits is called

Question # 11

A ___________ is a line or curve that shows the general tendency of a time series.

Question # 12

Probability sampling is also called

Question # 13

The data which have not undergone any statistical treatment are ________ data

Question # 14

In normal probability distribution, all odd order moments about mean are

Question # 15

The attributes denoted by A, B, ................ are called

Question # 16

The probability distribution of a discrete random variable is usually written with the help of a function, called its

Question # 17

Indices that involve a group of commodities are referred to as

Question # 18

The number used to describe classes in a frequency distribution are called

Question # 19

The Greek lettersα ,β ....... are used to denote the ________ of A,B,C ............

Question # 20

A set consisting of all the elements of the sets under consideration is called the

Question # 21

__________ is a measure of number of vibration per second

Question # 22

_______ is the chance variation in an observation.

Question # 23

The hypergeometric model is applied when samples are taken or selections are made, from a finite population

Question # 24

The seasonal variations are

Question # 25

A sample is a part of

Question # 26

The number of pulses generated is one second is called _______

Question # 27

A computer stores instructions in

Question # 28

The sum of probabilities of a discrete random variable is always

Question # 29

A variable whose values depend upon the outcomes of a random experiment is called a

Question # 30

The index numbers are calculated in

Submit

Prepare Complete Set Wise ECAT Pre General Science Statistics Online Test MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Pre General Science Statistics Online Test MCQ`s Test

  • A
    Amna Naz 16 - Nov - 2024 03 Min 28 Sec 120/120
  • F
    fatema naveed 16 - Jun - 2026 10 Min 25 Sec 108/120
  • F
    Fatima Idrees 26 - Mar - 2026 13 Min 14 Sec 92/120
  • M
    Muhammad Abdullah 26 - Mar - 2026 18 Min 34 Sec 92/120
  • U
    Unknown 02 - Dec - 2021 00 Min 24 Sec 90/120
  • M
    Maryam 20 - Jul - 2022 07 Min 08 Sec 90/120
  • Q
    Qursam Lehrat 08 - Mar - 2023 13 Min 38 Sec 90/120
  • B
    Be motivated 24 - Feb - 2023 04 Min 30 Sec 80/120
  • E
    Eman Butt 30 - Jun - 2022 05 Min 11 Sec 70/120
  • S
    shahid naeem 25 - Mar - 2026 06 Min 29 Sec 68/120
  • A
    Alvina Mehak 06 - Jun - 2024 06 Min 56 Sec 65/120
  • H
    hamza abid 02 - Apr - 2022 10 Min 50 Sec 65/120
  • S
    Saad Ahmad 07 - Jul - 2024 09 Min 21 Sec 60/120
  • R
    Rizi 30 - Nov - 2024 06 Min 39 Sec 55/120
  • A
    Abdulsammad Satti 08 - Jan - 2023 10 Min 50 Sec 55/120

ECAT Statistics Chapter 1 Important MCQ's

Sr.# Question Answer
1 The ______ is a systematic component of variation in a time series.
A. Historigram
B. Signal
C. Noise
D. Time period
2 Sample mean is a
A. Constant
B. Parameter
C. Variable
D. Statistic
3 A procedure of making judgment about the unknown value of a population parameter by using the sample observation is called
A. Statistical Inference
B. Parameter
C. Testing of hypothesis
D. Statistical estimation
4 Indices that involve a group of commodities are referred to as
A. Simple indices
B. Common indices
C. Aggregate indices
D. Relative indices
5 A set that contains no element is called
A. Null set
B. Singleton set
C. Zero set
D. Infinite set
6 When a pair of dice is rolled, the sample space consists of
A. 6 outcomes
B. 36 outcomes
C. 12 outcomes
D. 24 outcomes
7 First-hand collected data is called
A. primary data
B. secondary data
C. grouped data
D. ungrouped data
8 _______ is a quantity computed from a population when the entire population is available.
A. Variables
B. Surveys
C. Ratio
D. Parameters
9 A variable whose values depend upon the outcomes of a random experiment is called a
A. Constant
B. Parameter
C. Random variable
D. Continuous variable
10 Sum of absolute deviations are minimum if computed from
A. Mean
B. Median
C. Mode
D. Range

Test Questions