Question
A random variable R takes values 5%, 10%, 15%, 20% with probabilities 0.1, 0.4, 0.3, 0.2 respectively. Find E(R²):
E(R²) = Σ r² · P(r) = 0.0190More Research Questions
- Judging from the figure, a person that chooses to consume bundle C is likely to
- In a given year, the nominal GDP of a country was $2,500 billion and the real GDP was $2,000 billion. What is the GDP deflator for that year?
- What is the "Rebound Effect" (or Jevons Paradox) in the context of environmental policy?
- For Cobb-Douglas production function the elasticity of substitution is
- Consider a fractional reserve banking system with a legally required reserve-deposit ratio of m. Suppose that an individual deposits ID dollars in one bank...
- Which of the following statements is not true regarding CRISIL ?
- Which of the following Herfindahl-Hirschman Index is most consistent with monopoly?
- Under a regime of perfect capital mobility and a flexible exchange rate, what is the impact of an expansionary fiscal policy on equilibrium output (Y) and ...
- Under a fixed exchange rate system (A)_________ would be an exogenous monetary policy instrument, whereas under a flexible exchange rate system (B) _______...
- Which of the following is true about Omission(Overfitted) and Inclusion(Underfitted) type of the specification error
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)