题目

11723 SEM-2 2025 BRUCE ON-CAMPUS PRACTICE ONLY: Quiz 1

多项填空题

A small community in Monterey contains 560 households. A Household Expenditure Survey was carried out using a systematic random sample of 10% of households. Use always set.seed(2023) before selecting your required sample of households. What were the numbers of the first five and last five households selected? The first five households selected are the households numbered [Fill in the blank], , [Fill in the blank], , [Fill in the blank], , [Fill in the blank], and [Fill in the blank], .

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思路分析

We are dealing with a systematic random sample of 10% from 560 households. - Step 1: Determine the sample size. 10% of 560 = 56 households. - Step 2: Systematic sampling requires a random start between 1 and 10 (since the sampling interval is 10) and then selecting every 10th household thereafter. - Step 3: The instruction says to use set......Login to view full explanation

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