CTDisp
What is the standard deviation of the following data -> -5, 8, 8, 8, 8, -5, -5, -5
What is the standard deviation of the following data -> -5, 8, 8, 8, 8, -5, -5, -5
Anonymous Quiz
28%
6.5
21%
7.1
27%
5.3
25%
0
Hi all, we're back with the daily MCQs! :)
As usual, everyday, a few different or difficult MCQs will be posted. Solutions will be provided through a short video every 4-5 days! :)
As usual, everyday, a few different or difficult MCQs will be posted. Solutions will be provided through a short video every 4-5 days! :)
correl
Correlation coefficient between X and Y was calculated as 0.8. If 80 is added to all the values of X and 80 is subtracted from all values of Y, the correlation coefficient will -
Correlation coefficient between X and Y was calculated as 0.8. If 80 is added to all the values of X and 80 is subtracted from all values of Y, the correlation coefficient will -
Anonymous Quiz
54%
Remain Same
27%
Become negative
15%
Become zero
3%
Increase
probab
Find the expected number on the face of the card when you pull 1 card out of the standard deck of 52. (You can assume Jack, Queen and King as 11,12 and 13 respectively)
Find the expected number on the face of the card when you pull 1 card out of the standard deck of 52. (You can assume Jack, Queen and King as 11,12 and 13 respectively)
Anonymous Quiz
30%
7.5
33%
7
22%
6
16%
5.5
APGP
All the terms of an AP were multiplied by 15. After this, 8 was subtracted from all the terms. If common difference of original AP was 3, for the resulting sequence it would be -
All the terms of an AP were multiplied by 15. After this, 8 was subtracted from all the terms. If common difference of original AP was 3, for the resulting sequence it would be -
Anonymous Quiz
29%
45
26%
37
17%
3
29%
Cannot be determined without the value of the first term
equations
If one root of the equation ax^2 + bx + c = 0 is 5 times the reciprocal of the other root, find the value of c given that a = 25
If one root of the equation ax^2 + bx + c = 0 is 5 times the reciprocal of the other root, find the value of c given that a = 25
Anonymous Quiz
22%
5
50%
125
20%
25
8%
1
Distributions
What is the probability that in 6 throws of an unbiased die, you will get a perfect square exactly twice?
What is the probability that in 6 throws of an unbiased die, you will get a perfect square exactly twice?
Anonymous Quiz
23%
0.329218
39%
0.625413
28%
0.670782
10%
0.31549
Hi all, as requested by a lot of students, here is the tips and tricks video for exercise 5C of Permutations and Combinations!😊
TVM
Select incorrect statement -
Select incorrect statement -
Anonymous Quiz
29%
Other things being constant, if interest rate decreases, PV of annuity increases
30%
Other things being constant, if interest rate decreases, FV of annuity decreases
24%
For two loans with same EMI amount and PV, the loan with higher interest rate will be repaid later
18%
For a loan, PV indicates amount of loan taken and FV indicates total amount repaid in absolute terms
correl
Find Rank correlation coefficient for following two series - X -> 50,14,71,82,31,50
Y -> 14,50,71,31,82,50
Find Rank correlation coefficient for following two series - X -> 50,14,71,82,31,50
Y -> 14,50,71,31,82,50
Anonymous Quiz
27%
0.5214
31%
-0.4169
30%
-0.3088
12%
0.1439
codingdecoding
A student converted one five letter word and added all letters using A=1, B=2 and so on. From the total, he subtracted total of ANOTHER word - LORDS from it and got 18. What can be the original word?
A student converted one five letter word and added all letters using A=1, B=2 and so on. From the total, he subtracted total of ANOTHER word - LORDS from it and got 18. What can be the original word?
Anonymous Quiz
25%
FLOAT
16%
AEGIS
17%
ADIEU
42%
WORKS
Hi all, last two weeks have been a bit busy so I could not post the solutions to these problems! I will start posting the solutions in form of YouTube shorts from today! :)
Indexnum
In 2023, as compare to 1995, you can purchase 40% less quantity of product K by paying 80% more amount in total. What is the price index number of this product with 1995 as base?
In 2023, as compare to 1995, you can purchase 40% less quantity of product K by paying 80% more amount in total. What is the price index number of this product with 1995 as base?
Anonymous Quiz
18%
150
26%
250
28%
200
27%
300
CA Foundation Math MCQs with CA Aniruddha Gokhale - AaroH Academy
CTDisp
What is the standard deviation of the following data -> -5, 8, 8, 8, 8, -5, -5, -5
What is the standard deviation of the following data -> -5, 8, 8, 8, 8, -5, -5, -5
Solution Video -
https://youtube.com/shorts/U4sxnu26p3Y?si=KJvZV4CZc52_lpFM
https://youtube.com/shorts/U4sxnu26p3Y?si=KJvZV4CZc52_lpFM
YouTube
1. Standard Dev | 1 Minute Tips & Tricks for CA Foundation Mathematics #shorts #cafoundation #math
Join Telegram MCQ Channel here - https://t.me/foundationmath1 Minute Tips and Tricks for CA Foundation Mathematics #shorts
P&C
How many triangles can be created from 5 collinear points, another 6 colliear points and 4 non-collinear points?
How many triangles can be created from 5 collinear points, another 6 colliear points and 4 non-collinear points?
Anonymous Quiz
20%
305
36%
30
35%
425
9%
455
Sets
If A is a set of all perfect squares below 50 and B is a set of all positive Perfect cubes below 50, then what is (A∩B)', if the universal set contains all positive numbers below 50?
If A is a set of all perfect squares below 50 and B is a set of all positive Perfect cubes below 50, then what is (A∩B)', if the universal set contains all positive numbers below 50?
Anonymous Quiz
36%
All numbers from 1 to 50 excluding all square and cube numbers
17%
All numbers from 1 to 50
25%
All numbers from 2 to 50
21%
All numbers from 1 to 50 which are squares or cubes