When we say "crude mode," we are referring to
a. the two modes of a bimodal distribution.
b. a distribution having no mode.
c. the mode for nominal data.
d. the mode reported as the midpoint of the interval with the highest frequency.
e. the petroleum industry.
Ans: d
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The null hypothesis states that
a. the effect of the treatment is negative. b. the apparent relationship between variables is due to chance alone. c. outcomes are affected by the experimental treatment. d. the true relationship between variables can never be known.
The difficulty of a multiple-choice item can be increased by using distractors which are very similar to the correct option
a. True b. False
The learning environment can best be described as the:
a) neighborhood in which the school exists b) equipment available in the classroom c) culture of the classroom d) physical setting in which the instruction will take place
These devices can serve the same function as the Perkins Brailler or slate and stylus, but they offer additional speech-synthesizer and word-processing capabilities
A) Descriptive Video Teleprompters B) VersaBraille C) Portable braille notetakers D) Kurzweil Personal Readers