Consider a Situation in Which Chris Predicts That an Impending

question 33

Multiple Choice

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. What is the 95% confidence interval for the difference in the values?
?
Number of fish caught in six seines before and after drainage connection.

$\begin{array}{lll}\underline {\text {Vial } }&\underline {\text { Before } }&\underline {\text { After } }\\1 & 24 & 20 \\2 & 35 & 31 \\3 & 64 & 59 \\4 & 51 & 52 \\5 & 25 & 22 \\6 & 48 & 39\end{array}$

• A) -8.9 < ? < 0.9
• B) -7.9 < ? < -0.1
• C) -7.4 < ? < -0.6
• D) -5.9 < ? < -2.1

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An economic metric that converts output measured at current prices into constant-dollar GDP, essentially adjusting for inflation and allowing for comparisons across time periods by reflecting the prices of all goods and services produced domestically.

GDP Deflator

A measure of the level of prices of all new, domestically produced, final goods and services in an economy in a year, used to deflate nominal GDP to real GDP.