A Hypothesis Regarding the Weight of Newborn Infants at a Community

question 45

Multiple Choice

A hypothesis regarding the weight of newborn infants at a community hospital is that the mean is 6.6 pounds. A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0,7.3,6.0,8.8,6.8,8.4,and 6.6 pounds. What are the degrees of freedom?

• A)7
• B)8
• C)6
• D)6.6

---

Definitions:

Plate Boundaries

The edges where two or more of Earth's tectonic plates meet, often associated with seismic and volcanic activities.

Fault Systems

Networks of fractures in the Earth's crust along which displacement has occurred, important in understanding the movement of Earth's tectonic plates.

Volcanic Activity

Refers to the eruption of magma from beneath the Earth's crust, forming igneous rocks and often creating mountains or craters.

Strike-Slip Motion

A type of horizontal movement along a fault line, typically found at transform plate boundaries, where two blocks slide past one another.