Give the probability distribution and sketch the histogram.Five rats are inoculated against a disease. After an incubation period, the number contracting the disease is noted. The experiment is repeated 20 times, with the results shown in the table.
A. 
| Probability: | .15 | .05 | .15 | .30 | .25 | .10 |
B.
| Probability: | .10 | .25 | .30 | .15 | .05 | .15 |
C.
| Probability: | .10 | .20 | .35 | .15 | .05 | .15 |
D.
| Probability: | .15 | .05 | .15 | .35 | .20 | .10 |
Answer: C
Mathematics
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> 8
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