Question
This is statistics for biology majors. According to the most recent nationwide health statistics, 14% of all men between ages 18 and 44 have suffered
This is statistics for biology majors.
According to the most recent nationwide health statistics, 14% of all men between ages 18 and 44 have suffered a severe headache or migraine within the past three months. Suppose a survey is conducted among 400 men in this age range who work in high-stress professions. It finds that 62 of the men (15.5% of the sample) have suffered a severe headache or migraine within the past three months.
- approximate the p-value
- Based on your answer to #1, answer the question. Explain your reasoning.
- calculate an approximate 95% confidence interval for the true percentage of 18- to 44-year-old men in high-stress professions who have suffered a severe headache or migraine within the past three months.
- Based on answers #1-#3, Is there evidence that between ages 18 and 44, men who work in high-stress professions have a greater rate of severe headaches and migraines than men in general?
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Statistics The Art And Science Of Learning From Data
Authors: Alan Agresti, Christine A. Franklin
3rd Edition
9780321849281, 321755944, 321849280, 978-0321755940
