The main concern with lowering the probability of making a type I error is that it ______
a. increases the probability of making a type II error
b. decreases the probability of making a type II error
c. requires collecting more data
d. increases the likelihood of finding effects when they in fact do not exist
a. increases the probability of making a type II error
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Why have companies turned to electronic sources of job leads?
a) Companies want to show job applicants they are up-to-date. b) The personal resume is not being used as often as it has in the past. c) Electronic scanning of applicants' resumes has eliminated the need for interviews. d) Increasing numbers of applicant resumes are being sent to downsized human resources or personnel departments.
Allergic disorders are generally thought to be:
a. contagious b. communicable c. hereditary d. the result of poor dietary habits
Her kindergarteners chatted and talked as Mrs. Kaminski tried to get started with a story. Who "owns" this problem?
A. teacher B. child C. there is no problem D. the parents E. B and E
How can teachers most accurately assess the content validity of a standardized achievement test?
A) Look at the size of the norm group for the test. B) Consult the test manual regarding content validity data for the norm group. C) Determine whether students' scores on the test and their scores on a similar achievement test are correlated. D) Compare the school curriculum to a table of specifications for the test.