The Owner of a Local Nightclub Has Recently Surveyed a Random

question 86

Multiple Choice

The owner of a local nightclub has recently surveyed a random sample of n = 250 customers of
The club.She would now like to determine whether or not the mean age of her customers is
Greater than 30.If so, she plans to alter the entertainment to appeal to an older crowd.If not, no
Entertainment changes will be made.Suppose she found that the sample mean was 30.45 years
And the sample standard deviation was 5 years.If she wants to have a level of significance at 0.01
What conclusion can she make?

• A) There is not sufficient evidence that the mean age of her customers is greater than 30.
• B) There is sufficient evidence that the mean age of her customers is greater than 30.
• C) There is not sufficient evidence that the mean age of her customers is not greater than 30.
• D) There is sufficient evidence that the mean age of her customers is not greater than 30.

---

Definitions:

End Users

The final consumers or users of a product or service, for whom it is ultimately designed and intended.

Haircuts

A styling or cutting of hair, performed by a barber or hairstylist, to achieve a particular look or maintain hair health.

Target Market

Group of people toward whom an organization markets its goods, services, or ideas with a strategy designed to satisfy their specific needs and preferences.