What are important information that is needed before you create a PowerPoint presentation

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.

In a transportation minimization problem, the negative improvement index associated with a cell indicates that reallocating units to that cell would lower costs. truefalse

When watching the video example 87: function notation, the presenter states that we need to, "go to this function and in the place of x, we will put in " â4 â3 â2 â1?