Find the Requested Probability

question 22

Multiple Choice

Find the requested probability.
-The test scores of 5 students are under consideration. The following is the dotplot for the sampling distribution of the sample mean for samples of size 2. Find the probability, expressed as a percent, that the sample mean will be within 5 points of the
Population mean.

• A)90%
• B)80%
• C)95%
• D)100%

---

Definitions:

Gemmae

Small asexual reproductive structures produced by some plants, such as mosses and liverworts, which can develop into new individuals.

Liverworts

Simple, non-vascular plants belonging to the division Marchantiophyta, found in moist, shady environments and playing roles in ecosystems as pioneer species.

Sago Palms

Tropical plants of the genus Cycas, known for their large compound leaves and the production of sago, a starch extracted from their trunks.

Tree Ferns

Ancient group of plants with large leaves and a trunk resembling a tree, thriving mostly in tropical and subtropical regions.