The following contingency table shows the number of customer…

The following contingency table shows the number of customers who bought various brands of digital cameras at Walmart and Best Buy.Camera BrandBest BuyWalmartCanon2132Nikon837Olympus1630Sony512Other4940The probability that a randomly selected customer from this sample bought an Olympus camera and purchased the camera at Best Buy is ________.

The following ogives show the battery life, in hours, for a…

The following ogives show the battery life, in hours, for a sample of iPad Air and 12.9-in iPad Pro batteries. The square markers represent the iPad Air battery life while the diamond markers represent the 12.9-in iPad Pro battery life. Based on this graph, which of the following statements is true?