We wish to calculate SfX2. Select the alternative that lists the correct procedure in the correct order. 1) Square each X value; 2) Multiply each X value by its frequency; 3) Sum the fX2 products; 4) Multiply each square by its frequency; 5) Square the sum
a. 1, 4, 3
b. 1, 2, 3
c. 2, 1, 3
d. 2, 3, 5
e. None of the above represent the correct procedure in the correct order.
Ans: a
You might also like to view...
When a student’s behavior is escalating in intensity, a teacher should do all but which of the following things?
a) control their own body language and non-verbal signals. b) react in ways that are calm, polite, and caring. c) insist on compliance within a specified time period (e.g., 2 minutes). d) avoid any actions that might be construed as threatening.
Ms. Youmans has a class of 24 sixth graders, 12 girls and 12 boys. Given what we know about gender differences in verbal ability and visual-spatial ability, which one of the following is Ms. Youmans justified in concluding about her students?
a. Her highest reading group will have almost all girls, and her lowest reading group will have mostly boys. b. All of the boys should do better than all of the girls on a test of visual-spatial ability (in other words, there is no overlap between the two groups). c. About 80% of the boys should do better than 80% of the girls on a test of visual-spatial ability. d. Ms. Youmans probably won't notice differences in the average abilities of boys versus girls.
Which theoretical model promotes the term "mistaken behavior"?
A term used to describe authentic evaluation of educational achievement that directly measures actual performance is
a. inappropriate assessment. b. appropriate assessment. c. readiness testing. d. standardized testing.