Heights of adult males are known to have a normal distribution A researcher claims to have randomly selected adult males and

Question

Heights of adult males are known to have a normal distribution A researcher claims to have randomly selected adult males and measured their heights with the resulting relative frequency distribution as shown here Identify two major flaws with these results Select all that apply Relative Height cm Frequency 130 144 22 145 159 24 160 174 21 27 175 189 190 204 29 27 A The relative frequencies were recorded as percents instead of counts B All of the relative frequencies appear to be roughly the same If they are from a normal distribution they should start low reach a maximum and decrease c The classes do not allow for the possibility that an adult male could ha hotu

Kunduz · Accepted Answer

Click to see the answer