Which of the following would best meet the criteria of a testable hypothesis?
a. High school teachers don't spend enough time in one-to-one work experiences.
b. Computers should be part of the mathematics curriculum in grades 1-6.
c. Competing with boys in a sport not sex-specific will lessen a girl's expectation for success.
d. Social learning and development are enhanced by democratic education.
e. Pupils' failure to read is due to a lack of compassion in some teachers.
C
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Federal control over education was viewed as appropriate use of national power in the early years of the country.
Indicate whether the statement is true or false.
Generally, young children begin to use negatives, possessives, and learn action words during
a. the second year. b. the third year. c. the fourth year. d. This question cannot be answered because there is too much variation in when these skills appear.
A score that ranges from 1 to 9 and is easily interpreted using the normal curve is called a _____.
a. Z-score b. t-score c. mode d. stanine
A researcher measures healthy food choice among grade school children. Which of the following is an appropriate operational definition for choice?
A. the time it takes for someone to decide B. the number of healthy food options chosen C. the calorie count in the item chosen D. the number of children who had lunch on a given day