A school administrator finds no statistically significant difference in learning whether students are taught by computer or by books. She decides not to spend money on new computer equipment. Later, she finds that a neighboring district is very successful in implementing computer technology.
a. She may have committed a Type I error.
b. She may have committed a Type II error.
c. A Type I and Type II error may have occurred.
d. No error is possible in this situation.
Question 2
If a research study concludes that a new computer-based reading program teaches students how to read more quickly than the old method
a. a Type I error could have occurred. c. both errors could have occurred.
b. a Type II error could have occurred. d. neither error could have occurred.
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