Question: The New York City school system knows that only 31% of students who are designated as high risk students in the ninth grade will graduate

The New York City school system knows that only 31% of students who are designated as high risk students in the ninth grade will graduate within five years. A new program for high risk students is being considered, but the district wants to field test it first. Fifty high risk students are selected at random and enrolled in the pilot program. After five years, records show that 20 have graduated. Present a hypothesis, a null hypothesis, and evaluate them.

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