A teacher observed that during the weeks when the children in her class used computer drills the boys made much higher scores on the spelling quizzes.The teacher wished to investigate this observed relationship in a systematic way.Which of the following research hypotheses would be appropriate for this investigation?
A) Computer drills are superior in teaching boys to spell.
B) Use of computer drills results in higher spelling achievement for boys than the use of traditional materials.
C) There will be no significant difference in the spelling achievement of boys taught by computer drills and those taught by traditional materials.
D) Classroom teachers do not use appropriate materials in teaching boys to spell.
E) Boys have fewer opportunities to respond and to receive reinforcement in the traditional classroom, which affects their spelling achievement.

Question

Quizplus · Accepted Answer

Option B is the most appropriate research hypothesis for investigating the observed relationship between computer drills and higher spelling achievement for boys. It clearly states the comparison between the use of computer drills and traditional materials and the outcome of higher spelling achievement for boys, which is the observed relationship that the teacher wishes to investigate. Option A is too narrow and does not provide a comparison with traditional materials. Option C is a null hypothesis, which is not necessarily the best choice for investigating the observed relationship in this scenario. Options D and E are not relevant to the research question.

A Teacher Observed That During the Weeks When the Children