A Random Sample of Size 8 Is Selected from Normal

question 23

Multiple Choice

A random sample of size 8 is selected from normal population A.A second, independent, random sample of size 5 is selected from normal population B.You test a null hypothesis that the variances of the two populations are equal, using a 10% significance level.If the test statistic is calculated as the ratio of sample variance A to sample variance B, the critical F value, F_c , for your test should be

• A)6.094
• B)6.041
• C)4.818
• D)4.876

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Definitions:

Activation of Receptors

The process by which a receptor protein on the surface of a cell or inside it binds to a specific molecule, causing a change in the function of the cell.

Sensation

The process that occurs when special receptors in the sense organs are activated, allowing various forms of outside stimuli to become neural signals in the brain.

Receptor Cells

Specialized cells that respond to specific types of energy, such as light, sound, or chemicals, and convert it into neural signals.

Color Vision

The capacity of an organism to distinguish objects based on the wavelengths (or frequencies) of the light they reflect, emit, or transmit.