BUSINESS STATISTICS

Business Statistics - Math

Business Statistics - Math

Week 11: Case

A leading company chemically treats its product before packaging. The company monitors the weight of product per hour that each machine treats. A simple random sample of 25 one hour periods from one machine was taken.

Can the company conclude that the mean kilo of product treated in one hour by this machine is more than 15,000? Use a 5% level of significance.

Solution

One Sample Statistics

N

Mean

Std. Deviation

Std. Error Mean

kilos of product

25

17687.6000

2079.53214

415.90643

The above mentioned one sample statistics is showing that the mean of the variable that is kilos of product is 17687.6 with the ...