Siroun is informed that both of her one-year-old twin daughters are of "normal" weight. She is then informed that one weighs 16 pounds and the other weighs 26 pounds. How is this possible?

a. One of the twins likely has Down syndrome

b. The daughters were likely misweighed.
c. The "normal" weight range of one-year-olds is very wide.
d. The initial "normal" information was incorrect.


c

Psychology

You might also like to view...

In a typical related samples t test, we test the mean of the difference scores to 0.

Answer the following statement true (T) or false (F)

Psychology

The mode is used extensively in the behavioral sciences

Indicate whether the statement is true or false

Psychology

Dr. Sandifer administers her test to a large group of high school seniors. She then administers the same test two weeks later to the same group and finds a high correlation between the first and second scores. This means that her test

A. is statistically reliable. B. has predictive validity. C. has valid norms. D. is standardized.

Psychology

Sub-Saharan Africa is the only region in the world where early childhood mortality has

increased in the last two decades. This is due primarily to __________ . Fill in the blanks with correct word

Psychology