Author Question: A researcher interested in developmental differences in reading ability tests three groups of ... (Read 110 times)

james9437 · **on:** Jun 19, 2018

A researcher interested in developmental differences in reading ability tests three groups of participants (5, 10, and 15 years old). All participants are given a test of reading comprehension after reading a fictional passage and scores are compared between groups. This is called a _______ design.

a. cross sectional
b. longitudinal
c. time lag
d. cross sequential

Question 2

Nonresponse bias refers to the fact that the people who return surveys are often a biased sample that is not representative of the general population.

a. True
b. False
Indicate whether the statement is true or false