Statistics: Stratified Sampling of Firms by Profitability
5 Questions
1 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 objective of the study?

  • To determine the total number of firms in the market
  • To determine whether firms with high returns on equity spent more on advertising (correct)
  • To analyze the sales strategy of the firms in the market
  • To compare the profitability of firms with low returns on equity
  • How many firms are in Stratum 1?

  • 5
  • 8 (correct)
  • 115
  • 35
  • What is the total number of firms in the study?

  • 300
  • 352 (correct)
  • 350
  • 320
  • If 50 firms were to be representative of each stratum, how many firms would be in Stratum 2?

    <p>50</p> Signup and view all the answers

    What is being labeled in the context of the food processor?

    <p>Large lots of canned mushrooms</p> Signup and view all the answers

    Study Notes

    Study of Firms' Advertising Spending

    • Objective: Determine if firms with high returns on equity spend more on advertising than firms with low returns or a deficit.
    • 352 firms divided into 5 strata based on profitability:
      • Stratum 1: 30% and over (8 firms)
      • Stratum 2: 20% to 30% (35 firms)
      • Stratum 3: 10% to 20% (189 firms)
      • Stratum 4: 0% to 10% (115 firms)
      • Stratum 5: Deficit (5 firms)
    • Representative sample: 50 firms from each stratum

    Unrelated Problem: Food Processor

    • A food processor has 20 large lots of canned mushrooms ready for shipping

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Description

    A study aims to determine if firms with high returns on equity spend more on advertising. The study involves 352 firms divided into 5 strata based on profitability. This quiz will explore the concept of stratified sampling.

    More Like This

    Statistics: Stratified Sampling
    24 questions
    Research Methodology: Stratified Sampling
    38 questions
    Sampling Methods in Statistics
    40 questions

    Sampling Methods in Statistics

    FineLookingReasoning6830 avatar
    FineLookingReasoning6830
    Use Quizgecko on...
    Browser
    Browser