Consider a situation in which Chris predicts that an impending drainage connection will alter the number of fish in a set of six small lakes. She uses a large net (a seine) and counts the number of fish and obtains the values shown. Based on the 95% confidence interval for the difference in the mean values, what do you predict the results of a paired t-test to be?
?
Number of fish caught in six seines before and after drainage connection.

\begin{array}{lll}\underline {\text {Vial } }&\underline {\text { Before } }&\underline {\text { After } }\\1 & 24 & 20 \\2 & 35 & 31 \\3 & 64 & 59 \\4 & 51 & 52 \\5 & 25 & 28 \\6 & 48 & 39\end{array}

?
A) Fail to reject the null hypothesis, the storm did not seem to change the number of fish in the lakes.
B) Fail to reject the null hypothesis, the storm seemed to reduce the number of fish in the lakes.
C) Reject the null hypothesis, the storm did not seem to change the number of fish in the lakes.
D) Reject the null hypothesis, the storm seemed to reduce the number of fish in the lakes.

If We Collect Blood Pressure Values for a Set of Patients

Multiple Choice

Correct Answer:VerifiedUnlock this answer nowGet Access to more Verified Answers free of chargeAccess For Free

Correct Answer:
Verified
Unlock this answer now
Get Access to more Verified Answers free of charge