2020 Statistics Test for 2nd Year Commerce Group A
2020 Statistics Test for 2nd Year Commerce Group A
Friday, July 31, 2020
Statistics Test for 2nd Year Commerce Group
Ø How many permutations can be made from the letter of a word LONDON?
Ø In how many ways a committee of 4 people be formed from 9 people?
Ø In how many ways can an instructor select five students for a group project out of a class 12 ?
Ø How many three digit numbers can be formed from the digits 2,3,5,7 and 10 when the digits can be repeated.
Ø For the data given below:
Ø How many permutations can be made from the letter of a word LONDON?
Ø In how many ways a committee of 4 people be formed from 9 people?
Ø In how many ways can an instructor select five students for a group project out of a class 12 ?
Ø How many three digit numbers can be formed from the digits 2,3,5,7 and 10 when the digits can be repeated.
Ø For the data given below:
|
Commodity
|
Quantity
2007
|
Quantity
2008
|
Price
2007
|
Price
2008
|
|
A
|
8
|
12.00
|
14.50
|
20.25
|
|
B
|
20
|
4.75
|
4.80
|
5.20
|
|
C
|
15
|
8.50
|
9.25
|
10.00
|
|
D
|
7
|
10.00
|
15.60
|
19.75
|
Compute Idex Of Laspeyre’s , paasche and fisher
Ø The following distribution gives the number of defective
pieces in 100 homogeneous samples of a certain kind of bolt:
|
No.of
Defective
Bolts
|
1------5
|
6------10
|
11------15
|
16------20
|
21------25
|
26-----30
|
|
frequency
|
12
|
20
|
48
|
10
|
7
|
3
|
Compute mean mode median
Ø The prices of a commodity for 8 years are given in the following
table
|
Year
|
2010
|
2011
|
2012
|
2013
|
2014
|
2015
|
2016
|
2017
|
|
price
|
75
|
50
|
65
|
60
|
70
|
72
|
65
|
83
|