Q80.In a binomial distribution B ( 𝑛, 𝑝) , the sum and product of the mean & variance are 5 and 6 respectively, then find 6 ( 𝑛+ 𝑝- 𝑞) is equal to :- (1) 51 (2) 52 (3) 53 (4) 50
What This Question Tests
This question requires using the formulas for the mean and variance of a binomial distribution to find the parameters 'n' and 'p', and then evaluating a given expression.
Concepts Tested
Formulas Used
Mean (μ) = np
Variance (σ²) = npq
p + q = 1
📚 NCERT Sections This Tests
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Physics Class 12 · Chapter 13
13.2 Obtain the binding energy of the nuclei 5626Fe and 20983 Bi in units of MeV from the following data: m ( 5626Fe ) = 55.934939 u m ( 20983 Bi ) = 208.980388 u
8.17 — Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products
Chemistry Class 12 · Chapter 8
8.17 Complete each synthesis by giving missing starting material, reagent or products
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Physics Class 12 · Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
📋 Question Details
- Chapter
- Probability
- Topic
- Binomial distribution
- Year
- 2023
- Shift
- 01 Feb Shift 1
- Q Number
- Q80
- Type
- MCQ
- NCERT Ref
- Class 12 Mathematics Ch 13: Probability
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