The following table gives the two-way classification of 500 students based on sex and whether or not they suffer from ma...
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The following table gives the two-way classification of 500 students based on sex and whether or not they suffer from math anxiety.
Suffer From Math Anxiety |
Sex | Yes | No |
Male | 184 | 56 |
Female | 151 | 109 |
If you randomly select one student from these 500 students, the probability that this selected student is a female is:(round your answer to three decimal places, so 0.0857 would be 0.086)
If you randomly select one student from these 500 students, the probability that this selected student suffers from math anxiety is:(round your answer to three decimal places, so 0.0857 would be 0.086)
If you randomly select one student from these 500 students, the probability that this selected student suffers from math anxiety, given that he is a male is:(round your answer to three decimal places, so 0.0857 would be 0.086)
If you randomly select one student from these 500 students, the probability that this selected student is a female, given that she does not suffer from math anxiety is:(round your answer to three decimal places, so 0.0857 would be 0.086)
Which of the following pairs of events are mutually exclusive?
Female and no |
Male and yes |
No and yes |
Female and male |
Female and yes |
Male and no |
Are the events "Has math anxiety" and "Person is female" independent or dependent? Detail the calculations you performed to determine this.
Independent.Dependent.