A systematic sample will be a probability sample if _________.
A
only the 2nd number is selected at random from the first five.
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B
only the first number is selected at random, from the first ten.
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C
only the last number is selected at random from the last ten.
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D
only the last number is selected at random from the last 5.
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Solution
The correct option is B only the first number is selected at random, from the first ten. Systematic sampling will be a probability sample if every numver has an equal probability or chance of being selected without any personal judgement.