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practice testMultiple Choice

Practice Test

Question 1 • Statistics

The researcher would like to determine if these data provide convincing evidence that the true mean amount of time volunteers who were given training held their breath is greater than the true mean amount of time volunteers without training held their breath. The researcher tests ratio of cap h sub 0 to mu sub 1 minus mu sub 2 is equal to 0 , ratio of cap h sub A to mu sub 1 minus mu sub 2 is greater than 0 , where mu sub 1 is equal to the true mean amount of time that volunteers who were given training held their breath and mu sub 2 is equal to the true mean amount of time that volunteers without training held their breath. The conditions for inference are met. The standardized test statistic is t is equal to 5 point 4 4 What is the cap p -value of this test closest to? Use the t -table.

Answer
A
0 point 0 5
B
0 point 0 1
C
1
D
0
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