A researcher wishing to correlate two variables collects data from 50 people. In this analysis, the degrees of freedom is equal to ______.

a. 50
b. 49
c. 48
d. 47


c. 48

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When children are allowed to approach multi-digit computations on their own, researchers have found:

a. children will universally begin on the left and regroup back and forth until they have found the answer. b. the traditional approach yields better results. c. they do not apply the concept of place value. d. they prefer to use algorithms.

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Probes are implemented

A. during formal standardized assessment situations. B. during the process of instruction. C. during a child's oral reading only. D. prior to a child's oral reading only.

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During the reciting phase of the 3R technique, you are using:

a. Practice retrieval b. Mnemonics c. Sensory memory d. Passive reading strategies

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The best approach to decorating an environment for young children is to

a. use lots of bold, bright primary colors (red, blue, yellow) throughout the room to stimulate the children. b. take advantage of the many commercial materials designed especially for early childhood programs because they are bright and decorative and usually help children learn important concepts. c. select soft, light, neutral colors for walls, natural wood finishes for furnishings, and attractively display children's artwork and items of beauty throughout the room. d. choose cute, cartoon-like images to decorate to walls as children relate well to these familiar characters.

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