In the sign test for paired differences, the test statistic S is the:

A) sum of the ranks of the data values.
B) number of ties in the data.
C) number of pairs with a positive difference.
D) number of pairs with nonzero differences.


C

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Indicate whether the statement is true or false

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Which of the following statements is FALSE? The purpose of The Competition Act is

A) to ensure small and medium sized businesses have an equitable opportunity to participate in the Canadian economy B) to provide consumers with competitive prices C) to maintain and encourage competition among businesses D) to ensure consumers are provided with product choices E) to fund new businesses that will provide more competition in certain industries

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Which of the 3R's has the most positive impact on the environment?

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Apple provides users with the chance to download a travel ______________ onto its Mac OS X Dashboards. Once downloaded, users can book air travel and hotels right from this bit of downloaded software. Often they even receive deals on travel when they use it to book travel plans.

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