Mary was tested to see whether she could tell peppermint gum from spearmint gum by smell alone. She got 12 right out of 20, and the p-value was 0.186. Explain what is wrong with the following conclusion, and write a correct conclusion: “We proved that Mary cannot tell the difference between peppermint and spearmint gum by smell.”
Answer to relevant QuestionsThe Gallup organization frequently conducts polls in which they ask the following question: “In general, do you feel that the laws covering the sale of fire-arms should be made more strict, less strict, or kept as they are ...A Washington Post Poll (March 18, 2013) and a Pew Poll (March 17, 2013) both claimed to ask a random sample of adults in the United States whether they supported or opposed gay marriage. In the Washington Post Poll, 581 ...The mean age of all 638 used cars for sale in the Ventura Country Star one Saturday in 2013 was 7.9 years, with a standard deviation of 7.7 years. The distribution of ages is right-skewed. For a study to determine the ...A hamburger chain sells large hamburgers. When we take a sample of 30 hamburgers and weigh them, we find that the mean is 0.51 pounds and the standard deviation is 0.2 pound. a. State how you would fill in the numbers below ...The weights of four randomly and independently selected bags of potatoes labeled 20 pounds were found to be 21.0, 21.5, 20.5, and 21.2 pounds. Assume Normality. a. Find a 95% confidence interval for the mean weight of all ...
Post your question