2. suppose that a histogram is constructed for the frequency distribution shown below:
age frequency
30-39 19
40-49 23
50-59 16
60-69 12
70-79 6
does the distribution appear to be normal? why or why not?
no, the distribution is not normal because the values are not concentrated in the center and do not taper off symmentrically towards the ends,
yes, the distribution is normal because the values are concentrated in the center and taper off symmetrically towards the ends.
no, the distribution is not normal because the values are evenly distributed,
yes, the distribution is normal because the values are evenly distributed,