# Normal distribution help

• Mar 31st 2014, 06:58 AM
John108
Normal distribution help
Reports that the height forthe population of adult men is normally distributed with a mean of 69.5” with astandard deviation of 2.4”; for the height of population of adult women isnormally distributed with a mean of 63.8” with a standard deviation of 2.6”. Thedata represents the height of 40 randomly selected adult males and 40 randomlyselected adult females. Are these answers right? Are there any heights thatwould be considered unusual?
Male Female
Mean=68.335 Mean=63.27
Median= 68.3 Median=63.35
Mode= 68.3 Mode=63.4
Range=14.9 Range=11
Standard Deviation=3.01 Standard Deviation=2.82
Variance= 9.11 Variance=7.97
Five # summary= Five # summary=
CV= 0.044 CV=0.0446

 Index Male Height (inches) Female Height (inches) 1 70.8 64.3 2 66.2 66.4 3 71.7 62.3 4 67.6 62.3 5 69.2 59.6 6 66.5 63.6 7 67.2 59.8 8 68.3 63.3 9 65.6 67.9 10 63.0 61.4 11 68.3 66.7 12 73.1 64.8 13 67.6 63.1 14 68.0 66.7 15 71.0 66.8 16 61.3 67.7 17 76.2 65.1 18 66.3 61.9 19 69.7 64.3 20 65.4 63.4 21 70.0 60.7 22 62.9 63.4 23 68.5 62.6 24 68.3 60.6 25 69.4 63.5 26 69.2 58.6 27 68.0 60.2 28 71.9 67.6 29 66.1 63.4 30 72.4 64.1 31 73.0 62.7 32 68.0 61.3 33 68.7 58.2 34 70.3 63.2 35 63.7 60.5 36 71.1 65.0 37 65.6 61.8 38 68.3 68.0 39 66.3 67.0 40 68.7 57.0
• Mar 31st 2014, 08:21 PM
romsek
Re: Normal distribution help