Two Types of Flares Are Tested for Their Burning Times $n = 35 , \bar { Y } = 19.4 , s = 1.4$

question 6

Multiple Choice

Two types of flares are tested for their burning times (in minutes) and sample results are given below.
Brand A: $n = 35 , \bar { Y } = 19.4 , s = 1.4$
Brand B: $n = 40 , \bar { Y } = 15.1 , s = 0.8$
Construct a $95 \%$ confidence interval for the difference $\mu _ { A } - \mu _ { B }$ based on the sample data.

• A) \(( 3.8,4.8 )\)
• B) \(( 3.6,5.0 )\)
• C) \(( 3.2,5.4 )\)
• D) \(( 3.5,5.1 )\)
• E) \(( - 4.7 , - 3.9 )\)

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Definitions:

Dural Venous Sinus

Vein-like spaces between the dura mater layers of the brain, draining blood from the brain.

Subarachnoid Space

The area between the arachnoid membrane and the pia mater around the brain and spinal cord, filled with cerebrospinal fluid.

Midsagittal Section

A vertical plane that divides the body into equal right and left halves, commonly used in anatomical terminology.

Right Half

Typically refers to the right side or hemisphere of an organ or the body, involved in specific functions distinct from the left side.