Sampling Error Can Be Kept Low If

question 40

Multiple Choice

Sampling error can be kept low if

• A) a convenience sample is used.
• B) a random sample is used.
• C) good survey items are used.
• D) a multi-method design is utilized

---

Definitions:

Electromagnetic Wave

A wave of electric and magnetic fields that propagates through space at the speed of light, including visible light, radio waves, and X-rays.

Mammography

An X-ray imaging method specifically used for breast examination, helping in the early detection of breast cancer.

Retrograde Pyelography

A diagnostic X-ray technique in which a contrast medium is introduced into the kidneys from the bladder to visualize the urinary system.

Urethral Catheter

A pliable conduit placed via the urethra into the bladder for the purpose of draining urine.