#07072022-03
Probability In CPT Exam, there are 4 MCQ papers of 100 marks each. Correct questions gives +1 and wrong one costss -0.25. If a student ticks all 400 questions randomly, what is their expected score out of 400?
Probability In CPT Exam, there are 4 MCQ papers of 100 marks each. Correct questions gives +1 and wrong one costss -0.25. If a student ticks all 400 questions randomly, what is their expected score out of 400?
Anonymous Quiz
18%
125
43%
200
22%
250
17%
25
#07072022-04
The relation 'A is the spouse of B' is -
The relation 'A is the spouse of B' is -
Anonymous Quiz
43%
Transitive and Symmetric
26%
Reflexive and Symmetric
17%
Transitive and Reflexive
14%
None of the Above
#090722-01
Probability of getting a head on a biased coin is 0.3. If the coin is tossed 5 times, what is the probability of getting 2 tails?
Probability of getting a head on a biased coin is 0.3. If the coin is tossed 5 times, what is the probability of getting 2 tails?
Anonymous Quiz
29%
0.1323
38%
0.765
21%
0.2341
12%
0.0143
#090722-02
Select correct statement
Select correct statement
Anonymous Quiz
28%
If x is the independent variable, we will need regression line of x on y
26%
If x and y have non linear relationship, the regression lines will give inaccurate results
33%
Regression lines coincide if r = 0
13%
Regression can be used to predict exact volume of rains based on last 10 years' data
#090722-03
For a Poisson distribution, P(X=x) is maximum when x = 5 or x = 6. What is the variance of this distribution?
For a Poisson distribution, P(X=x) is maximum when x = 5 or x = 6. What is the variance of this distribution?
Anonymous Quiz
13%
4
47%
5
31%
6
9%
7
#090722-04
In a binomial distribution, variance was found to be exactly half of the mean. If n=6, find probability of getting at least 4 successes.
In a binomial distribution, variance was found to be exactly half of the mean. If n=6, find probability of getting at least 4 successes.
Anonymous Quiz
15%
0.89063
52%
0.34375
30%
0.23438
4%
0.65625
#090722-05
Sum of all page numbers of a book was found to be 11282. However, it was later found that page number 21-22 was torn out from the book and was not counted in totals. What is the total number of pages in the book?
Sum of all page numbers of a book was found to be 11282. However, it was later found that page number 21-22 was torn out from the book and was not counted in totals. What is the total number of pages in the book?
Anonymous Quiz
21%
120
24%
165
27%
158
27%
150
#110722-01
First term of a GP is positive. Its third term is negative. Its common ratio is -
First term of a GP is positive. Its third term is negative. Its common ratio is -
Anonymous Quiz
19%
Positive
42%
Negative
24%
Either of the above
15%
None of the above
#110722-02
How can we ge frequency from a histogram?
How can we ge frequency from a histogram?
Anonymous Quiz
35%
It is the height of each rectangle
25%
It is the width of each rectangle
33%
It is the area of each rectangle
6%
It is the perimeter of each rectangle
#110722-03
In an arithmetic progression, 4th term is the square of the first term. The terms are the roots of the equation x^2-110x+1000 = 0 Find 5th term of this AP.
In an arithmetic progression, 4th term is the square of the first term. The terms are the roots of the equation x^2-110x+1000 = 0 Find 5th term of this AP.
Anonymous Quiz
22%
100
44%
120
28%
130
6%
150
#110722-04
CLI increased from 134 to 189, and salary of a person increased from 7,50,000 to 11,40,000. What will happen to his standard of living?
CLI increased from 134 to 189, and salary of a person increased from 7,50,000 to 11,40,000. What will happen to his standard of living?
Anonymous Quiz
42%
It’ll increase
33%
It’ll decrease
23%
It’ll remain same
2%
Cannot comment
#120722-01
You can invest Rs. 10000 among two shares, A and B. A can give 8% return and B can give 10%. You can invest max 6000 in either of the stocks. What will be your maximum profit?
You can invest Rs. 10000 among two shares, A and B. A can give 8% return and B can give 10%. You can invest max 6000 in either of the stocks. What will be your maximum profit?
Anonymous Quiz
29%
1000
47%
920
15%
800
9%
478
#120722-02
5 MCQs are put daily on this Telegram channel for first 5 days. For next 5 days, 6 MCQs are posted daily. For next 5 days, 7 are posted and so on. How many total MCQs will be posted over 60 days?
5 MCQs are put daily on this Telegram channel for first 5 days. For next 5 days, 6 MCQs are posted daily. For next 5 days, 7 are posted and so on. How many total MCQs will be posted over 60 days?
Anonymous Quiz
15%
600
53%
630
19%
540
13%
680
#130722-01
A person needs Rs. 5,00,000 after 4 years for a particular payment. How much should he invest annually, starting from this year end, so mee the obligation, if he can get 6% return?
A person needs Rs. 5,00,000 after 4 years for a particular payment. How much should he invest annually, starting from this year end, so mee the obligation, if he can get 6% return?
Anonymous Quiz
25%
123457
36%
156478
16%
143987
23%
144296
#130722-02
How many ways are there to arrange 5 identical % signs and 3 identical & sign in a row
How many ways are there to arrange 5 identical % signs and 3 identical & sign in a row
Anonymous Quiz
26%
40320
38%
56
25%
720
11%
5040
#130722-03
*Difficult*
Standard deviation of the two roots of the equations 2x^2-940x+c=0 is 175 Find 'c'
*Difficult*
Standard deviation of the two roots of the equations 2x^2-940x+c=0 is 175 Find 'c'
Anonymous Quiz
16%
62
44%
45800
28%
49200
11%
530