Want to know:
pour loi normale N(μ, σ^2),environ __% des valeurs de X sont comprises entre___ et____environ __% des valeurs de X sont comprises entre___ et____
Get a detailed, AI-powered explanation for this question and thousands more on StudyFetch.
Get the Answer for FreeHow StudyFetch Helps You Master This Topic
AI-Powered Answers
Get instant, detailed explanations powered by AI that understands your course material.
Deep Understanding
Go beyond surface-level answers with step-by-step breakdowns and examples.
Personalized Learning
Spark.E adapts to your learning style and helps you connect ideas.
Practice & Test
Turn any question into flashcards, quizzes, and practice tests to solidify your knowledge.
Explore More Questions
- A two-sided but very thick coin is expected to land on its edge twice out of every 100 flips. And the probability of face up (heads) and the probability of face down (tails) are equal. When the coin is flipped, the prize is $1 for heads, $2 for tails, and $50 when the coin lands on its edge. What is the expected value of the prize on a single coin toss?A) $1.50.B) $2.47.C) $17.67.
- Econ state Stock perfGood 0.30 Good 0.60 Neutral 0.30 Poor 0.10Neutral 0.50 Good 0.30 Neutral 0.40 Poor 0.30Poor 0.30 Good 0.10 Neutral 0.60 Poor 0.301. What is the conditional probability of having good stock performance in a poor economic environment? A. 0.02B. 0.10C. 0.302. What is the joint probability of having a good economy and a neutral stock performance?A. 0.09.B. 0.20.C. 0.30.3. What is the total probability of having a good performance in the stock?A. 0.35.B. 0.65.C. 1.00.4. Given that the stock had good performance, the probability the state of the economy was good is closest to:A. 0.35.B. 0.46.C. 0.51.5. Consider a universe of ten bonds from which an investor will ultimately purchase six bonds for his portfolio. If the order in which he buys these bonds is not important, how many potential 6-bond combinations are there?A. 7.B. 210.C. 5,040.
- Lorsqu'on lance un dé à 6 faces , la probabilité d'obtenir un résulltat supérieur ou égal à 2.