PLEASE HELP !!!!
Ten thousand marbles were produced on a production line. The first 100 marbles off the line were taken and tested for roundness. Does this sampling result in a simple random sample?
A.
No, because each group of n items does not have an equal chance of being selected.
B.
No, because each item does not have an equal chance of being selected.
C.
Yes, because each group of n items has an equal chance of being selected.
D.
Yes, because each item has an equal chance of being selected.

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