Threats to internal validity due to ________ are greatest when a long time has passed between pretest and posttest measurements
A) regression to the mean
B) history
C) effects of testing
D) scoring errors
Fill in the blank with the correct answer.
Answer: B
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Income equality is one way to measure __________
a. the ability of the uneducated to earn a living b. the distribution of well-being in a society c. the gross domestic product per capita d. the political equality in a society
Organized prayer in public schools during school hours:
A. is forbidden under any circumstances, voluntary or not B. must provide students the option of leaving the room or remaining silent C. must be non-denominational D. is o.k. if requested by a majority of parents
How many house representatives are there in Texas?
What is an environmental impact statement? What legislation first required their use?
What will be an ideal response?