Business Statistics and Data Processing-Probability Distribution [NTA-NET (UGC-NET) Commerce (08)]: Questions 1 - 5 of 34
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Question 1
Appeared in Year: 2014
Question MCQ▾
If two events A and B are mutually inclusive, then P (A or B) is (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | P (A) + P (B) – P (AB) | |
b. | P (A) + P (B) + P (AB) | |
c. | P (A) + P (B) | |
d. | P (A) P (B) |
Question 2
Appeared in Year: 2017
Question MCQ▾
The area between and under standard normal curve is:
Choices
Choice (4) | Response | |
---|---|---|
a. | 0.9973 | |
b. | 0.95 | |
c. | 1 | |
d. | 0.6826 |
Question 3
Appeared in Year: 2013
Question Assertion-Reason▾
Assertion(Ꭺ)
For normal distribution Mean = Median = Mode. (December)
Reason(Ꭱ)
Normal distribution is mesokurtic.
Choices
Choice (4) | Response | |
---|---|---|
a. | Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ | |
b. | Both Ꭺ and Ꭱ are false | |
c. | Ꭺ is true but Ꭱ is false | |
d. | Ꭺ is false but Ꭱ is true |
Question 4
Appeared in Year: 2016
Question MCQ▾
Which of the following is not satisfied for independence of two events A and B? (Paper II)
Choices
Choice (4) | Response | |
---|---|---|
a. | P (A/B) = P (A) | |
b. | P (B/A) = P (B) | |
c. | P (A, B) = P (A) + P (B) | |
d. | P (A, B) = P (A) P (B) |
Question 5
Appeared in Year: 2015
Question MCQ▾
For a normal distribution, consider the following statements:
- It has a two points of inflexion
- The distance from mean zero of these inflexion point is
Answer from the codes below: (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | Only (1) is true | |
b. | Only (2) is true | |
c. | (1) and (2) are true | |
d. | Neither (1) nor (2) are true |