2. What do we know about the p-value compared to alpha? 3. Which error could we be making (Type I or Type II)? type I was involued when null wco rejecte +ype Il 0cG urs when we reject the null even...

How do I do question 2 I’m lost and don’t know the answer

Extracted text: 2. What do we know about the p-value compared to alpha? 3. Which error could we be making (Type I or Type II)? type I was involued when null wco rejecte +ype Il 0cG urs when we reject the null even though it was actually true, 4. What does this article tell you about statistical and practical significance? the articie Says that eating more vecjetables is assEcicted with Statistically prove n Significan+ reduction in cancer risk, Since the Conciusionis based on Just #S B StatistICS, practical Significance Occurs when it has proven +hat,eating more vegetables indicates healthy diet whicn may rea uce cancer risk. 76 Theme 5: Hypothesis Testing


Extracted text: BEYOND THE NUMBERS 5.3 Statistical Significance in the Media-Part II Name: Section Number: To be graded, all assignments must be completed and submitted on the original book page. EXHIBIT 1 Should I Eat My Vegetables? Eat Your Veggies Title: Eating Vegetables Doesn't Stop Cancer Author: Tara Parker-Pope New York Times, April 8, 2010, http://well.blogs.nytimes.com/2010/04/08/eating- vegetables-doesnt-stop-cancer/ Source: A recent New York Times article reported, "A major study tracking the eating habits of 478,000 Europeans suggests that consuming lots of fruits and vegetables has little if any effect on preventing cancer." The study, which was published in The Journal of the National Cancer Institute, "tracked 142,605 men and 335,873 women for an average of nearly nine years. Eating more vegetables was associated with a small but statistically significant reduction in cancer risk." Questions 1. What was the conclusion in their test? Did they reject H, or fail to reject H,? How do you know? they rejected the ull hy pothesis Since it is mentioned in the final sentence that after observing for a 1ong period o+ been found that eating more regetabies was time, it has directly related w Sighiticant requction in Cancer risk Theme 5: Hypothesis Testing 75