Psychological Statistics.

Question # 00021841 Posted By: prof chris Updated on: 08/03/2014 04:26 AM Due on: 08/13/2014
Subject Psychology Topic Psychological Statistics Tutorials:
Question
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A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows:

Student Anxiety ScoresStudy Hours
51
106
52
118
125
41
34
26
65
12
  1. Why is a correlation the most appropriate statistic?
  2. What is the null and alternate hypothesis?
  3. What is the correlation between student anxiety scores and number of study hours? Select alpha and interpret your findings. Make sure to note whether it is significant or not and what the effect size is.
  4. How would you interpret this?
  5. What is the probability of a type I error? What does this mean?
  6. How would you use this same information but set it up in a way that allows you to conduct a t-test? An ANOVA?
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Tutorials for this Question
  1. Tutorial # 00021188 Posted By: prof chris Posted on: 08/03/2014 04:29 AM
    Puchased By: 4
    Tutorial Preview
    as follows: Student Anxiety ScoresStudy ...
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    psychological_statistics_done_here_a.doc (107.5 KB)

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