To estimate the percentage of defects in a recent manufacturing batch, a quality specialist working for Apple
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Question:
To estimate the percentage of defects in a recent manufacturing batch, a quality specialist working for Apple looks at the 8th iPod that came off the assembly line and every 18th iPod thereafter until a sample of 70 Pods were obtained. Which type of sampling method was used?
A. Convenience
B. Simple Random
C. Systematic
D. Cluster
E. Stratified Random
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