Bicycling the world leading cycling magazine, reviews hundreds of bicycles throughout the year. the magazine's "road-race" category contains reviews of bike used by riders primarily interested in racing. one of the most important factors in selecting a bike for racing is the weight of the bike. the following data show the weight (pounds) and price ($) for 10 racing bikes reviewed by the magazine (bicycling website, march 8, 2012). use the data to develop an estimated regression equation that could be used to estimate the price for a bike given the weight. compute r^2, did the estimated regression equation provide a good fit? predict the price for a bike that weights 15 pounds.

Can i get some lab tests of a new drug indicate a 70% success rate in completely curing the targeted disease. the doctors at the lab created the random data in thetable using a representative simulation. the letter e stands for "effective," and n stands for "not effective." neee eeen neenneee eene nnne neen eenenene nnne eneeneen enee eenn enne nnen eeen neee eenneene eeen eene nee ennn eene eeenneee enee neee nenn eenn nnn nenn neen enee eenethe estimated probability that it will take at least five patients to find one patient on whom the medicine would not be effective isthe estimated probability that the medicine will be effective on exactly three out of four randomly selected patients is