A pool measuring 10 meters by 28 meters is surrounded by a path of uniform width, as shown in the figure. If the area of the po
1 answer:
You might be interested in
Answer:
5 classes.
Step-by-step explanation:
You can use the rule to determine the number of classes for a frequency distribution.
The rule says that
where
is the number of classes
is the number of the data points
We know that the number of data points is = 20.
Next, we start searching for so that we can get a number 2 to the
that is larger that the number of data points.
This suggests that you should use 5 classes.
We know that the true value for pi is given as 3.14156.
Now, we have been given that the approximate value for pi is 3.141
We know the formula
Absolute error,
Relative error is given by
The percentage error is given by