題組內容

6. (10 points) A real estate economist collects data on two similar neighborhoods, one bordering & MRT station, , and one tha borhood s I about 3 kilometers from the MRT station. She records 50 observations as of real estate values, , where house prices are given in ten thousand NT$ (i.e., NT$ 10000), and size is the number of square meter of living ares.
 Consider the partial printout for a regression analysis of the relationship between prices (in ten thousands) and two independent var ariables Size and MRT. As a house can only be near the MRT station or not, the MRT variable is coded as
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(b) Test the overal utility of the model (Please clearly state the null, the alernative hypothesis, and the test statistic, and use a = 0.05), (5 points)