Chuck biggs has been hired to oversee all of the plans that the city of denver has created to expand its train transportation system by adding six more lines to the metro area. chuck will be responsible for planning the project, managing the processes, and finalizing each new line as it is completed. how would you categorize the majority of the decisions chuck will have to make to complete his job?

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.