ection methods. Be sure to include both merits and Demerits . Observation method b. Schedule Method i. Distinguish between cluster sampling and stratified sampling. Be sure to include the merits and dmerits of each of them
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- what are the Descriptive Statistics, Ordinal Scale and Dichotomous Variable? What are the differences among them?5. This method is used when the population of interest is large and widely geographically dispersed. Sampling Techniques: A. Simple Random Sampling B. Systematic Random Sampling C. Stratified Sampling D. Cluster Sampling21. Stratified random sampling is a method of sampling that involves the division of a population into smaller groups known as strataSelect one:TrueFalse
- Based on the suggested. approach, describe, in detail, two (2) sampling methods you think will be appropriate for data collection.Firms keep supplies of inventory for which of the following reasons? To provide a feeling of security for the workforce To maintain dependence of operations To meet variation in product demandAthlete ages A sports reporter suggests that professional baseball players must, on average, be older than profes-sional football players, since football is a contact sport and players are more susceptible to concussions and seri-ous injuries (www.sports.yahoo.com). One player was selected at random from each team in both professionalbaseball (MLB) and professional football (NFL). Thedata are summarized below.To perform inference on these two samples, what condi-tions must be met? Are they? Explain. MLB NFLn 30 32y 27.5 26.16s 3.94 2.78
- Which best describes the null hypothesis associated with an Analysis of Variance (ANOVA)? Group of answer choices a. Ho: Variance 1 = Variance 2 = Variance 3 b. Ho: Standard Deviation 1 = Standard Deviation 2 = Standard Deviation 3 c. Ho: Proportion 1 = Proportion 2 = Proportion 3 d. Ho: Median 1 = Median 2 = Median 3 e. Ho: Mean 1 = Mean 2 = Mean 3What is the difference between Time series data and Cross sectional data. What are the examples of each.11. Matching the sampling method with the most appropriate description One potential participant is identified, then asked for recommendations for other people to contact for the study. Researchers minimize costs to participants by recruit people living within a particular residential area that offers an easy commute to the study location. Recruitment materials are sent to a random selection of people within 15 Connecticut towns selected at random from state demographic records. The political party affiliation of every registered voter in Connecticut is tallied to determine proportional representation. The Office of Student Life sends survey invitations to random members of each graduating class until they receive a number of responses proportional to the relative size of each class. The Trinity Athletics department asks coaches to help recruit their athletes for participation in a survey of satisfaction with care from the trainer's office. A high school sends a survey to a random…