Sampling Distribution of Sample Means
6 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the relationship between the mean of the sample means (μ_x ̅) and the population mean µ?

  • μ_x ̅ is always greater than µ
  • μ_x ̅ has no relation to µ
  • μ_x ̅ is equal to µ (correct)
  • μ_x ̅ is always less than µ

    • What is the formula to calculate the standard error of the sample mean (σ_x ̅)?

  • σ/√(n+1)
  • σ/√n (correct)
  • σn
  • σ/√(n-1)

    • What is the variance of the distribution of all sample means?

  • σ/√n
  • σ^2/n (correct)
  • σ^2
  • σ^2*n

    • What is the shape of the sampling distribution of the mean of all samples of size n selected from a normal variable X?

    <p>Normal</p> Signup and view all the answers

    What is the mean of the sampling distribution of the mean of all samples of size n selected from a normal variable X?

    <p>μ</p> Signup and view all the answers

    What is the variance of the sampling distribution of the mean of all samples of size n selected from a normal variable X?

    <p>σ^2/n</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser