ยท

ยท

Statistics MCQ Set 1

เคนเคฐ Government Jobs เค•เฅ€ update เค•เฅ‡ เคฒเคฟเค เคœเฅเคกเคผเฅ‡เค‚

image_printDownload this pdf

STATISTICS MCQ SET 1

1. The arithmetic mean of the following data is ______ .
12 , 34 , 45 , 50 , 24

(a) 30

(b) 36ย 

(c) 33ย 

(d) 25

Show Answer

Answer: C

2. The arithmetic mean of the following data is _____ .
23 , 17 , 20 , 19 , 21

(a) 20

(b) 19

(c) 23

(d) 21

Show Answer

Answer: A

3. If the mean of six observations 5 , 7 , 9 , a , 11 and 12 is 9 then the value of a is:

(a) 10

(b) 15

(c) 22

(d) 25

Show Answer

Answer: A

4. If the mean of the data 28 , 26 , 22 , 11 , 13 , x is 20 , then find the value of ‘x’ .

(a) 20

(b) 30ย 

(c) 25ย 

(d) 28

Show Answer

Answer: A

5. Find the mean of the following distribution :
(x) = 4 ,ย  6ย  ,ย  ย 9ย  ,ย  10 , 15
(f)ย  = 5 , 10 , 10 ,ย  ย 7ย  ย ,ย  8

(a) 9ย 

(b) 10

(c) 12

(d) 8

Show Answer

Answer: A

6. Find the mean of the following distribution :
(x) = 5ย  ,ย  ย 6ย  ย ,ย  ย 7ย  ย ,ย  ย  8ย  ,ย  ย 9
(f)ย  = 4ย  ,ย  8ย  ย ,ย  14ย  ,ย  ย 11ย  , 3

(a) 8.325

(b) 9.125

(c) 7.025

(d) 5.225

Show Answer

Answer: C

7. If the mean of the following distribution is 6 find the value of p .
(x) :- 2ย  ,ย  4ย  ,ย  6ย  , 10ย  , p+5
(f)ย  :- 3ย  ,ย  2ย  ,ย  3ย  ,ย  ย 1ย  ย ,ย  ย  ย 2

(a) 7

(b) 8

(c) 9

(d) 10

Show Answer

ย Answer: A

8. If the mean of the following data is 15 , then find the value of k .
(x) :- 5ย  ,ย  10ย  , 15ย  ,ย  20ย  ,ย  25
(f)ย  :- 6ย  ,ย  ย kย  ย ,ย  ย 6ย  ย ,ย  10ย  ย ,ย  5

(a) 7

(b) 8

(c) 6ย 

(d) 10

Show Answer

Answer: B

9. The following are the marks of 9 students in a class . Find the median .
34 , 32 , 48 , 38 , 24 , 30 , 27 , 21 , 35

(a) 24

(b) 32

(c) 38ย 

(d) 21

Show Answer

Answer: B

10. Find the median of the daily wages of ten workers from the following data :
Rs.20 , 25 , 17 , 18 , 8 , 15 , 22 , 11 , 9 , 14

(a) 16

(b) 18

(c) 20

(d) 22

Show Answer

Answer: A


Share this post and help your Friends

Leave a Reply

Your email address will not be published. Required fields are marked *

Disclaimer: Any information regarding examination forms, results/scores, answer keys published on this website is provided for the immediate information of the examinees only and should not be considered as a legal document. While the Gear Institute team has made every effort to ensure the accuracy of the information provided including the official links, we are not responsible for any inadvertent error that may appear in the examination results/grades, answer keys or admission schedule/dates. Also, we accept no liability for any loss or damage caused by any deficiency, defect or inaccuracy in the information available on this website. Please contact us through the Contact Us page if you require any correction.

Note: Gear Institute is not a Consultant and will never charge any candidates for Jobs. Please be aware of fraudulent calls or emails.


Top