leanah
This page lists questions and answers that were posted by visitors named leanah.
Questions
The following questions were asked by visitors named leanah.
Answers
The following answers were posted by visitors named leanah.
                        Jim Tree sells Christmas trees. The mean length of the trees purchased was 68 inches with a standard deviation of 10 inches. Jim wants to know what per cent of his sales were more than 84 inches tall. He can use the standard normal distribution to help hi...
                    
                    11 years ago
                
                        Jim Tree sells Christmas trees. The mean length of the trees purchased was 68 inches with a standard deviation of 10 inches. Jim wants to know what per cent of his sales were more than 84 inches tall. He can use the standard normal distribution to help hi...
                    
                    11 years ago
                
                        Jim Tree pays for shipping on the basis of weight. He knows weight is normally distributed so he can use the standard normal distribution. He decides to weigh 1,000 randomly trees in his shipment. Next, he calculates the mean and standard deviation of the...
                    
                    11 years ago