Given the Following Information, Calculate Sp², the Pooled Sample Variance

question 99

Multiple Choice

Given the following information, calculate Sp², the pooled sample variance that should be used in the pooled-variance t test.
S₁² = 4 S₂² = 6
N₁ = 16 n₂ = 25

• A) Sp² = 6.00
• B) Sp² = 5.00
• C) Sp² = 5.23
• D) Sp² = 4.00

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Definitions:

Nucleus

A membrane-bound organelle found in eukaryotic cells that contains most of the cell's genetic material and regulates gene expression and cell division.

Chloroplast

The organelle found in plant cells and some algae that is responsible for photosynthesis.

Plant Cell

The basic structural and functional unit of plants, characterized by a cell wall, chloroplasts, and a large central vacuole.

Peptidoglycan

A complex polymer that forms a mesh-like layer outside the plasma membrane of most bacteria, providing structural support and shape.