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. Height​ (cm) Relative Frequency   130 dash –144 22 22​% 145 dash –159 25 25​% 160 dash –174 21 21​% 175 dash –189 26 26​% 190 dash –204 28 28​%

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