DO ONLY F G H I
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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DO ONLY F G H I
Transcribed Image Text:Situation 1. To find out the effectiveness of a Strategic Intervention Material, Mrs. Lunes conducted a
pretest and a posttest in a Mathematics class. In between the tests was the administration of the said SIM.
If the students obtained the following scores, perform the tasks asked in the directions.
Pretest (50 items)
32
Posttest (50 items)
Student
1
35
25
30
3
18
33
29
4
33
5
25
23
29
28
7
38
42
8
40
38
9.
28
16
40
10
22
11
15
22
12
10
12
13
26
22
30
29
14
20
15
46
State the null hypothesis;
Determine the level of measurement of the variables under study;
Choose the statistical tool appropriate to test the hypothesis;
Specify a significance level and the sample size;
Identify the degree of freedom;
Set the critical value;
а.
b.
с.
d.
е.
f.
g.
h.
Compute the value of the statistical test;
Determine the significance of the computed value; and
Interpret and discuss the result.
i.
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