A school psychologist is interested in determining if children with attention deficit disorder (ADD) learn better if English lit
erature is read to them rather than having them read the material themselves. A random sample of 10 sixth graders with ADD is selected and divided into two groups of 5 each. One of the groups has a story read to them (Listening Group) and the other reads the story themselves (Reading Group). A quiz on the story is given after each group has finished reading or hearing the story. The following scores were obtained with 20 being a perfect score. Reading Group Listening Group
8 15
10 12
7 13
12 11
6 10
What do you conclude, using α= 0.052 tail?
a. Reject the null hypothesis
b. Retain the null hypothesis
c. No answer text provided.
d. No answer text provided.
The Rejecting or the null hypothesis is refused by the refuting were used when the significance for our data analysis is less than the cut-off points, for example, either 0.05 or 0.01, therefore reject the null accept the alternative hypothesis, that's why in this question, the first choice is correct.
234 = a + s s = students a = adults 2a = s after you get the equations you solve. plug 2a into the above equation. so u get 234 = a + 2a 234=3a then divide 3 from each side 78 = a so 78 adult tickets were sold
