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IOP2601 Assignment 3 (COMPLETE ANSWERS) Semester 2 2024 - DUE 25 September 2024 ; 100% TRUSTED Complete, trusted solutions and explanations.. Ensure your success with us..R50,41
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IOP2601 Assignment 3
Semester 2 2024 - DUE 25
September 2024
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IOP2601 Assignment 3 (COMPLETE ANSWERS)
Semester 2 2024 - DUE 25 September 2024
Course
Organisational Research Methodology (IOP2601)
Institution
University Of South Africa (Unisa)
Book
Numbers, Hypotheses
IOP2601 Assignment 3 (COMPLETE ANSWERS) Semester 2 2024 - DUE 25
September 2024 ; 100% TRUSTED Complete, trusted solutions and
explanations.. Ensure your success with us..
QUESTION 1 [5] 1.1 Indicate whether the following statements are True or
False. a) A non-directional hypothesis is used when there is no prior
theoretical basis for predicting the specific direction of the effect or
relationship between variables. (1) b) In a study testing a directional
hypothesis, the critical region for rejecting the null hypothesis is split into two
tails of the distribution. (1) c) A non-directional hypothesis always predicts that
there will be no difference or relationship between variables. (1) 1.2 A
researcher is investigating the effectiveness of a new teaching method in
improving students’ test scores relative to a traditional teaching method. The
researcher anticipates that the new method will result in significantly higher
test scores based on prior research findings. Based on this context, formulate
a directional hypothesis. (2) QUESTION 2 [15] A researcher is investigating
whether South African high school students who use the new digital learning
platform achieve higher academic performance compared to those who
receive the traditional classroom instruction. Prior research indicates that the
digital learning platform is expected to result in higher academic performance
scores. Table 1 provides the scores obtained from 100 randomly selected
students. Table 1 Academic Performance Scores N x̅ s2 Digital Learning
Platform (DLP) 31 5,34 1,28 Traditional Classroom Instruction (TCI) 31 4,94
1,29 2.1 Formulate an appropriate null hypothesis (H0) in symbol and in
words. (2) 2.2 Formulate an appropriate alternative hypothesis (H1) in symbol
and in words. (2) 2.3 Is the hypothesis test one-tailed or two-tailed? (1) 2.4
Assuming that the data are normally distributed, select an appropriate
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