Related InterviewSolutions

• Which sampling is affected the most if there is hidden periodicity in population?(a) Simple random sampling(b) Stratified random sampling(c) Systematic sampling(d) Both (b) and (c)
• To study the usages of fertilizer, randomly select 10 farmers without replacement from 30 small farm owners and 20 large farm owners. There should be 6 small farm owners and 4 large farm owners in the randomly selected 10 farmers.Random numbers for small farm owners:2, 95, 18, 96, 20, 84, 56, 11, 52, 03, 10, 45.Random numbers for large farm owners:4, 40, 34, 11, 72, 11, 50, 55, 08, 13, 76, 18.
• A security checkpoint that ‘checks every vehicle entering into the mall is an example of which of the following?(a) Census inquiry.(b) Stratified random sampling(c) Systematic sampling(d) Simple random sampling
• There are 70 students in a classroom. A teacher wants to select 7 students for 7 activities. Obtain a random sample with replacement using the following random numbers:274, 323, 923, 599, 667, 320, 910, 484, 786, 253, 009, 885, 115.
• There are 60 employees in the office of an I.T. company. 5 employees are to be selected using systematic random sampling for a trial of ‘work from home’ concept. Explain how can a sample be selected?
• State the advantages of systematic random sampling.
• Explain sample interval in systematic random sampling.
• Write a note on systematic sampling.
• State the strategies used for deciding the number of units to be selected from each stratum in stratified random sampling.
• If the three-digit random numbers are given and population size is of two digits, how will random numbers be used for selecting the sample?