Question
Download Solution PDFएक यादृच्छिक चर X को पैरामीटर n = 25 और p = 0.2 के साथ द्विपद रूप से वितरित किया जाता है। चर X की विषमता है:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है
n = 25
p = 0.2
q = 1 – p = 0.8
सूत्र
द्विपद वितरण की विषमता β1 है
β1 = (q – p)/√(n × p × q)
p = सफल घटना की प्रायिकता
q = असफल घटना की प्रायिकता
गणना
β1 = (0.8 – 0.2)/√(25 × 0.8 × 0.2)
⇒ 0.6/√(40
∴ चर X की विषमता 0.3 है।
Last updated on Jul 12, 2025
-> The SSC CGL Application Correction Window Link Live till 11th July. Get the corrections done in your SSC CGL Application Form using the Direct Link.
-> This year, the Staff Selection Commission (SSC) has announced approximately 14,582 vacancies for various Group B and C posts across government departments.
-> The SSC CGL Tier 1 exam is scheduled to take place from 13th to 30th August 2025.
-> Aspirants should visit ssc.gov.in 2025 regularly for updates and ensure timely submission of the CGL exam form.
-> Candidates can refer to the CGL syllabus for a better understanding of the exam structure and pattern.
-> The CGL Eligibility is a bachelor’s degree in any discipline.
-> Candidates selected through the SSC CGL exam will receive an attractive salary. Learn more about the SSC CGL Salary Structure.
-> Attempt SSC CGL Free English Mock Test and SSC CGL Current Affairs Mock Test.
-> The RRB Railway Teacher Application Status 2025 has been released on its official website.
-> The OTET Admit Card 2025 has been released on its official website.