When you shift your gaze abruptly from one point to another, this movement is called
a. saccadic movement.
b. vergence movement.
c. pursuit movement.
d. erratic movement.
e. smooth movement.
Answer: a. saccadic movement.
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Toya's Doctor is studying a small amount of tissue taken from her to determine the presence of chromosomal abnormalities. She has endured a medical procedure called a(n) ______.
A. blood test B. chorionic villus sampling C. noninvasive prenatal testing (NIPT) D. ultrasound
In order to clearly visualize the correlation, Dr. Amott should construct a
a. histogram. b. frequency polygon. c. frequency distribution. d. scatter diagram.
This measure of central tendency is affected by extreme scores
a. median c. mean b. mode d. frequency
Which of the following involves giving a test to a large population for the purpose of comparing groups?
a. Norming b. Curving c. Deviating d. Validating