Stock strategy Many investment advisors argue that afterstocks have declined in value for 2 consecutive years,people should invest heavily because the market rarelydeclines 3 years in a row.a) Since the stock market began in 1872, there havebeen two consecutive losing years eight times. In sixof those cases, the market rose during the followingyear. Does this confirm the advice?b) Overall, stocks have risen in value during 95 of the130 years since the market began in 1872. How is thisfact relevant in assessing the statistical reasoning ofthe advisors?

illness.) Back 6/ Sociology: Dating Couples Do couples get engaged or not? If they are engaged, hợw long did they date before becoming engaged? A poll of 1000 couples conducted by Bruskin and Goldring Reseărch for Korbel Champagne Cellars.gave the following information (USĄ Today): Length of. Dating Time Before Engagement Numberor GOuoles Ume 200- Nèver engaged Less than 1 year 240 210 1 to 2 years More than 2 years. 350 (a). Use the data' to estimate the probability.of each event for a dating couple cho- sen at random: The couple is nọt engaged, dated less than 1 year engaged, dated'1 to 2 years before getting engaged, or dated more.than 2 years- before getting engaged. . (b) Do the probabilities of part (a) add-up to 1? Why should they? What is the: satmple space in this problem? before getting:

The time to complete a race is a latent or hidden variable for the ordinal variable for 1st, 2nd, and 3rd place. True False

not A 1995 study by the School of Public Health reported that 87% of male students who live in a fraterity house are binge drinkers. The figure for fraternity members who are residents of a fraternity house is 71 %, while the figure for men who do not belong to a fraternity is 44 % Suppose that 11% of U.S. male students live in a fraternity house, 15% belong to a fraterity but do not live in a fraterity house, and 74% do not belong to a fraterity a. What is the probability that a randomly selected malp student is a binge drinker? b. If a randomly selected male student is a binge drinker, what is the probability that he lives in a fraterity house? The probability that a randomly selected male student is a binge drinker is 0.5509 (Type an integer or a decimal rounded to two decimal places as needed) CETTE