Smart Charts Test 3

Result

Smart Charts Test 3

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Weekly Quiz Competition

Question 1
1 / -0

Descriptive statistics is?

A
The number of adjectives.

B
About where or not you can generalize from a sample.

C
The methods used to describe the essential characteristics of the data.

D
All of the things.
Question 2
1 / -0

If the period of variations is less than one year, then these are known as _______.

A
Random variations

B
Cyclical variations

C
Seasonal Variations

D
(B) or (C)

Solution
Question 3
1 / -0

If P(A)3/8, P(B)5/8, and P(A \ B)3/4, find P(B/A).

A
2/5

B
3/5

C
2/3

D
4/5

Solution
Question 4
1 / -0

_________ method covers each and every item of the population.

A
sample

B
census

C
Questionnaire

D
Interview

Solution
Question 5
1 / -0

_______ is a point of reference in comparing various data describing individual behaviour.

A
Sample

B
Base period

C
Estimation

D
None of above

Solution

Base period is a point of reference in comparing various data describing individual behaviour.
Hence, the option $$B$$ is correct
Question 6
1 / -0

In _______ method, class intervals overlap each other.

A
inclusive

B
exclusive

C
variate

D
None of these

Solution
Question 7
1 / -0

The class interval of the following grouped data is
0-9 10-19 20-29 30-39 40-49
5 8 12 15 4

A
$$10$$

B
$$9$$

C
$$24.5$$

D
None of the Above
Question 8
1 / -0

Which one of the following represents the number $$8$$:

A

B

C

D

Solution
Question 9
1 / -0

Following figure shows table of help most of house work versus number of children. Complete the pie chart from the given data. One is given for your reference.

A

B

C

D
None of the above
Question 10
1 / -0

The table shows number of hours in a day spent on different activities by a school boy-
Activity Sleep Tuition and school Playing outdoor and indoor games Others
Number of hours 8 9 4 3
1) Add third column of tally marks and complete the table
2) Construct pie chart from the given data and answer the following-
What part of the day is spent by boy on sleeping?

A
$$\frac{1}{3}$$

B
$$\frac{1}{2}$$

C
$$\frac{1}{4}$$

D
None of the above

Solution