Determine Whether the Given Conditions Justify Using the Margin of Error

question 1

Multiple Choice

Determine whether the given conditions justify using the margin of error $\mathrm { E } = \mathrm { z } _ { \alpha / 2 } \sigma / \sqrt { \mathrm { n } }$ when finding a confidence interval estimate of the population mean $\mu$ .
-The sample size is n $\mathrm { n } = 5 , \sigma = 12.7$ and the original population is normally distributed.

• A)Yes
• B)No

---

Definitions:

Creatinine

A waste product produced by muscles from the breakdown of a compound called creatine, which is involved in the generation of energy in the body. It is removed from the body by the kidneys.

Collecting Tubule

A component of the kidney's nephron that transports urine from the distal convoluted tubule to the renal pelvis.

Aldosterone

A hormone produced by the adrenal glands that helps regulate blood pressure by controlling sodium and water levels in the body.

ADH

Antidiuretic Hormone, a peptide hormone secreted by the pituitary gland that regulates the body's retention of water by increasing water reabsorption in the kidneys.