In the standard normal distribution Select one a the curve i

In the standard normal distribution

Select one:

a. the curve is symmetrical

b. the mean, the median, and the mode all occur at the same point

c. the curve approaches, but does not touch the x-axis

d. all of the above

Solution

In the std normal distribution

the curve is bell shaped symmetrical about mean, with uni mode at median and mean.

x axis is asymptote

Hence all the above choice to be selected.