Following BIVARIATE table shows data obtained from mean score of a group of statistics and probability students and their level of anxiety before an assessment. Level of Anxiety 1-5 6-10 10 total Score 1-3 1 7 8 Choose correct alternative(s). Show development of your obtained results I. The mean score of the students is 2.8. 4-6 4 0 4 7-9 2 0 2 total 7 7 14

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Course: Statistics and Probability
Following BIVARIATE table shows data obtained from mean score of a group of statistics and probability students and their level of anxiety before an
assessment.
Level of
Anxiety
1-5
6-10
total
Score
1-3 4-6
1
4
7
0
8
4
Choose correct alternative(s). Show development of your obtained results
I. The mean score of the students is 2.8.
II. The covariance between the two variables is -4.3
III. The mean of the anxiety level is 4.5
7-9
2
0
2
total
7
7
14
Transcribed Image Text:Course: Statistics and Probability Following BIVARIATE table shows data obtained from mean score of a group of statistics and probability students and their level of anxiety before an assessment. Level of Anxiety 1-5 6-10 total Score 1-3 4-6 1 4 7 0 8 4 Choose correct alternative(s). Show development of your obtained results I. The mean score of the students is 2.8. II. The covariance between the two variables is -4.3 III. The mean of the anxiety level is 4.5 7-9 2 0 2 total 7 7 14
Expert Solution
Step 1

A Bivariate table of data showing data related to two variables-Score and Anxiety level is given.

Level of anxiety Score Total
  1-3 4-6 7-9
1-5 1 4 2 7
6-10 7 0 0 7
Total 8 4 2 14
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