Refer to Exhibit 7-2. Weakest of all sampling procedures
a.
Convenience
c.
Quota
b.
Purposive
A
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In most states teachers are not required by law to report suspected child abuse
Indicate whether this statement is true or false.
A student's test performance is sometimes indicated by a confidence interval rather than by a single score. The rationale behind this practice is that:
a. The computation of a single score is not possible for some tests. b. A single test score is almost always subject to error. c. Some tests have extremely vague scoring criteria. d. Tests typically have low reliability.
Bleach solutions must be mixed ________ to maintain their disinfecting strength.
Fill in the blank(s) with the appropriate word(s).
Lee has a celeration rate of 2.00 on his multiplication probe sheet, but has not reached his goal of 35 digits correct in a minute with 2 or fewer errors. Lee's teacher should a. discontinue the multiplication probe sheet and use a subtraction probe instead. b. continue using the multiplication probe sheet, but change the instruction beingused to teach multiplication
c. continue the multiple probe sheet and the instructional procedures being used. d. discontinue the multiplication probe sheet or lower the goal to 20 digits correct ina minute with 2 or fewer errors.