question 8

For samples of the specified size from the population described, find the mean and standard deviation of the sample mean x. 8] One barge from Inland Waterways, Inc. can carry a load of 2655 lb. Records of past trips show that 3} the weights of the cans that it carries have a mean of 102 1b and a standard deviation of It} lb, Fur samples of size 25, find the mean and standard deviation of E. A] p;= 2,: u;=102 B} 1.1;: 102;U;=10 C} p;=l; (1;:102 D)p;=102:0