Yamasa Soy Sauce Data Fall 2002 Store Vol/ml Price Ace Commercial 500 1.6 Bamboo Inn 500 1.85 Josaiah 500 1.9 Panuelo 500 1.95 En's 7 Star 500 2.1 Ace Commercial 1000 3.95 4TY 1000 4.25 Panuelo 1000 4.75 En's 7 Star 1000 4.95 Ace Commercial 1800 4.95 Panuelo 1800 5.15 Wall Mart 1800 5.4 4TY 1800 5.95 En's 7 Star 1800 6.25 14 14 What is the sample size n? 1107.14 3.93 What is the mean price? 574.41 1.69 What is the sample standard deviation of the price? 0.52 0.43 What is the sample coefficient of variation for the price? 0.002697 Calculate the slope of the best fit (also known at least squares) line for the data. 0.94 Calculate the y-intercept of the best fit line. positive Is the correlation positive, negative, or neutral? \$4.99 What is the predicted price of a 1500 ml bottle of Yamasa soy sauce? 762.81 What is the predicted volume of a \$3.00 bottle of Yamasa soy sauce? 0.9168 Calculate the linear correlation coefficient r for the data. high Is the correlation none, low, moderate, high, or perfect? 0.8405 Calculate the coefficient of determination. 84.05% What percent of the variation in volume explains the variation in price?