Determine Which Samples Are Dependent Samples

question 3

Multiple Choice

Determine which samples are dependent samples.

• A) Children given flu vaccine; Children given placebo vaccine
• B) Survival rate of reestablishing the Gliricidia sepium tree; Survival rate of reestablishing the Bursera simaruba tree
• C) Numerical abundance of floating insects in a certain river; Number of insect- eating fish in the river
• D) Women given osteoporosis drug; Women given placebo

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Definitions:

Resource Management

The strategic planning, allocation, and utilization of resources such as water, land, and energy in an efficient, sustainable, and responsible manner.

Forestry

The science and craft of creating, managing, using, and conserving forests and associated resources for human and environmental benefits.

Selective Cutting

A forestry practice where only certain trees are cut down, allowing for a mix of tree ages and types to remain, promoting a healthier forest.

Uneven-aged Stand

A forestry term referring to a forest, woodland, or stand of trees that has trees of mixed ages within it, which can enhance biodiversity and resilience.