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ivolga24 [154]
3 years ago
14

The probability of getting disease X (event A) is 0.65, and the probability of getting disease Y (event B) is 0.76. The probabil

ity of getting both disease X and disease Y is 0.494. Are events A and B dependent or independent?
Mathematics
2 answers:
eimsori [14]3 years ago
4 0
I would say independent since the problem doesn't state any relation between disease X and disease Y. Also I beleive if it were dependent the probability of getting both wouldn't be .494 (which is .65 *.76). It would have to be probability of event A and event B, and then divided by probability of just B
BabaBlast [244]3 years ago
4 0

Answer:

The events A and B are independent

Step-by-step explanation:

The occurrence of disease X is not impacting the chances of occurrence of disease Y. Thus, these two events have no relation with each other.

The probability of getting both the disease X and disease Y when they both are considered as two independent events

= (0.65) ( 0.76)\\= 0.494

Thus , it can be said that the events A and B are independent

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Answer:  x = 2

=============================================================

Explanation:

Refer to the diagram below.

I've added points D,E,F,G. This helps with labeling the segments and angles, and identifying the proper triangles (to see which are congruent pairs).

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Since triangle GEA is congruent to triangle GFA, this means the corresponding pieces segment GF and GE are the same length.

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----------------------

Through similar steps, we can show that triangle GEC is congruent to triangle GDC. We also use AAS here as well.

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