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expeople1 [14]
3 years ago
15

Which of the following statements about observational studies is true? A census is always preferable to a sample survey since it

includes the entire population. II. A neutral designer of a survey who has no conscious predisposition toward any particular conclusion can still produce biased data. III. Statistical inference is not necessary when a census is conducted properly. (A) I only (B) II only (C) I and II (D) I and III (E) II and III I.
Mathematics
1 answer:
Rashid [163]3 years ago
5 0

Answer:c

Step-by-step explanation:

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