Apolitical scientist was interested in studying america's voting habits. so, he decided to make a least squares regression equation to predict the percentage of people that would vote for obama in 2012 based on the percentage of people that voted for obama in 2008. the least squares equation is y-hat = -4.599 +1.04x. the value of r-squared was 96.69%. what would be the value of r? group of answer choices 0.9669 0.9833 -0.9669 -0.9833 0.9349 -0.9349

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10