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Mathematics, 03.02.2020 14:50 rishiganesh

identify the type of sample: to estimate the percentage of defects in a recent manufacturing batch a quality control manager select every 14th truck that comes off the assembly line starting with the ninth until she obtains a sample of 60 trucks.

a. self-selected sample.
b. systematic sample.
c. convenience sample.
d. simple random sample.

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