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

question 77

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

---

Definitions:

Pathogens

Pathogens, including bacteria, viruses, fungi, and parasites, are organisms or viruses capable of causing disease in their host.

IgA

Immunoglobulin A, a type of antibody that plays a crucial role in the immunity of mucous membranes.

Activated T Cells

T lymphocytes that have been stimulated by an antigen to proliferate and carry out immune responses.

Cytotoxic

Referring to a substance or process which is toxic to cells, causing their damage or destruction.