Use the Following to Answer Questions

question 4

Short Answer

Use the following to answer questions :
A sample of 76 female workers and another sample of 48 male workers from a state produced mean weekly earnings of $743.50 for the females and $777.63 for the males.Suppose that the standard deviations of the weekly earnings are $80.05 for the females and $88.68 for the males.The null hypothesis is that the mean weekly earnings are the same for females and males,while the alternative hypothesis is that the mean weekly earnings for females is less than the mean weekly earnings for males.
-What is the value of the test statistic,rounded to three decimal places?

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Definitions:

Unique Goods

Unique goods are products or items that are distinct due to their rare characteristics, custom features, or individual qualities, making them one-of-a-kind.

Cover

A buyer’s right to substitute goods for those due under a sales or lease agreement when the seller provides nonconforming goods.

Substitute Goods

Products that can be used in place of each other, satisfying the same needs or wants.

Lease Agreement

A contract between a lessor and a lessee for the rental of property, usually real estate, for a specified period of time.