If the mean of the data set is 25 the standard deviation is 2.5 and distribution of the data value is approximately normal about 99.7% of the data values fall in what interval centered on the mean A) 22.5 to 27.5
B) 17.5 to 25
C) 17.5 to 32.5
D) 20 to 30

“ a line segment that has the endpoints on the circle and passes through the midpoint is called the diameter. the diameter is twice the size of the radius. a line segment that has its endpoints on the circular border but does not pass through the midpoint is called a chord. a circle is the same as 360 small circle up the number 0 . i hope this .

i think the answer is c sorry if it's wrong