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External validity can be reduced by ______ reducing representativeness of the study.
Q9: _ refers to the reduction of risk
Q12: Which of the following is not a
Q14: Any endocrine gland can cause disease by
Q14: An experiment conducted in the participants' natural
Q40: If you had created a new survey,
Q51: Two-tailed hypotheses are typically made only when
Q54: Assuming a link between two things means
Q55: When surveys are used, participants are often
Q57: Explain why probability samples are likely to
Q86: A patient has an order for a