Interpret R2 of 0.812 for the following equation where X is number of hours spend revising and Y is exam scores.

Identify at least 3 body language messages that project a positive attitude

Roberto and reagan are both 25 percent owner/managers for bright light inc. roberto runs the retail store in sacramento, ca, and reagan runs the retail store in san francisco, ca. bright light inc. generated a $125,000 profit companywide made up of a $75,000 profit from the sacramento store, a ($25,000) loss from the san francisco store, and a combined $75,000 profit from the remaining stores. if bright light inc. is an s corporation, how much income will be allocated to roberto?

Which is cheaper: eating out or dining in? the mean cost of a flank steak, broccoli, and rice bought at the grocery store is $13.04 (money. msn website, november 7, 2012). a sample of 100 neighborhood restaurants showed a mean price of $12.75 and a standard deviation of $2 for a comparable restaurant meal. a. develop appropriate hypotheses for a test to determine whether the sample data support the conclusion that the mean cost of a restaurant meal is less than fixing a comparable meal at home. b. using the sample from the 100 restaurants, what is the p-value? c. at a = .05, what is your conclusion? d. repeat the preceding hypothesis test using the critical value approach