306 and 095 the 0 means no hundreds mean your number is 30695 3thosand and 6hundered and 95
Answer:
P(2.5≤X≤4) = 0,3125
Step-by-step explanation:
We know that the area under the curve of ANY probability distribution should not be greater than 1.
In this case, we now that 4P = 1, therefore, P=1/4. Where 'P' represents the height of the rectangle that represents the probability distribution.
The probability of P(2.5≤X≤4) will be given by the area of the following rectangle:
(4 - 2.5) × 1,5 = 0,3125
Therefore, P(2.5≤X≤4) = 0,3125
Answer: Your answer is: C. The range of the speeds after the course is smaller than the range of the speeds before the course.
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Answer: the answer is C
Step-by-step explanation:
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