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Solved: Suspicious Samples?Someone tells you that the
Chapter , Problem 3E(choose chapter or problem)
Someone tells you that the samples below were selected at random. Using the graph at the right, which of the following samples would you consider suspicious? Would you believe that the samples were selected at random? Explain your reasoning.
(a) Selecting at random 10 ART cycles among women of age 40, eight of which resulted in clinical pregnancies.
(b) Selecting at random 10 ART cycles among women of age 41, none of which resulted in clinical pregnancies.
Questions & Answers
QUESTION:
Someone tells you that the samples below were selected at random. Using the graph at the right, which of the following samples would you consider suspicious? Would you believe that the samples were selected at random? Explain your reasoning.
(a) Selecting at random 10 ART cycles among women of age 40, eight of which resulted in clinical pregnancies.
(b) Selecting at random 10 ART cycles among women of age 41, none of which resulted in clinical pregnancies.
ANSWER:
Answer
Step 1 of 2
(a)
Using the graph at the right, which of the following samples would you consider suspicious?
Would you believe that the samples were selected at random?
Selecting at random 10 ART cycles among women of age 40, eight of which resulted in clinical pregnancies.
The given data in percentage probability, hence sample are taken randomly.
Since the probability is less than 0.05, we can conclude that the sample is suspicious.