Question: Summer school (When you first read about the summer school issue in Chapter 17, you did not have an inference method that would work. Try

Summer school (When you first read about the summer school issue in Chapter 17, you did not have an inference method that would work. Try again now.) Having done poorly on their Math final exams in June, six students repeat the course in summer school and take another exam in August. Here are the exam scores:

a) If we consider these students to be representative of all students who might attend this summer school in other years, do these results provide evidence that the program is worthwhile?

b) This conclusion, of course, may be incorrect. If so, which type of error was made?

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