Given: Null Hypothesis Is That the Population Mean Is 16

question 56

Multiple Choice

Given: null hypothesis is that the population mean is 16.9 against the alternative hypothesis that the
Population mean is not equal to 16.9. A random sample of 16 items results in a sample mean of 17.8
And the sample standard deviation is 2.4. It can be assumed that the population is normally
Distributed. Determine the observed "t" value.

• A) t = 2.12
• B) t = 1.50
• C) t = 1.75
• D) t = 1.00

---

Definitions:

Testosterone

A steroid hormone that plays a key role in the development of male reproductive tissues, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair.

Estrogens

A group of steroid hormones that promote the development and maintenance of female characteristics of the body.

23rd Chromosome

One of the pair of chromosomes responsible for determining the sex of an individual, with XX typically denoting female and XY typically denoting male.

Sex Chromosomes

The chromosomes (X and Y) responsible for determining the biological sex of an organism.