Answer:
The probability that a randomly placed point falls within the smaller, inner circle is 25/64
Step-by-step explanation:
The remaining part of question is attached
Solution
The area of smaller circle is

The area of large circle is

Area of the shaded region
Area of large circle - area of small circle

Probability that the point falls in the region of smaller circle is

Answer: 0.9927
Step-by-step explanation:
We assume that the number of earthquakes that occur in Los Angeles follows normal distribution.
As per given , we have

Sample size : n= 35
Let
be the sample mean.
Now ,

Hence, the probability that the mean of the sample is between 34 and 37.5. is 0.9927 .
Answer:
i dont really know to be honest
Answer:
Read it
Step-by-step explanation:
read it
Answer:
9
Step-by-step explanation:
60-24= 36
---------------------==9
2013-2009= 4