Question: In tests of a speed-reading course, it is found that 10 subjects increased their reading speed by an average of 200 words per minute, with

In tests of a speed-reading course, it is found that 10 subjects increased their reading speed by an average of 200 words per minute, with a standard deviation of 75 words. At the 0.10 level, does this sample information suggest that the course is really effective in improving reading speed? Using the appropriate statistical table, what is the approximate p-value for this test?

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