A professor was interested in determining whether the prices of new textbooks in the bookstore were higher than if purchased online. She selected 6 textbooks and priced each at the bookstore and online. Which statement is true at 5% significance level? 
Definitions:
Trade Restrictions
Measures imposed by governments to regulate or limit the exchange of goods and services across borders.
World Bank
An international financial institution that provides loans and grants to the governments of poorer countries for the purpose of pursuing capital projects.
Foreign Portfolio Investment
Investment in financial assets from another country, such as stocks or bonds, without seeking control over the companies issuing them.
Barriers To Trade
Restrictions that hinder international trade, including tariffs, quotas, and non-tariff barriers.
Q15: By examining residuals, determine which type of
Q23: A study was recently conducted at a
Q28: Based on the data, the correct 90%
Q28: City officials want to estimate the proportion
Q43: A completed gift promise cannot be rescinded
Q44: Bobby voluntarily enrolls in a skydiving course
Q46: Which of the following is a difference
Q63: Which is true about a 99% confidence
Q75: Corey in a desperate need to get
Q77: The Chancery courts under the English common