In a clinical study of weight loss, seventy men were each asked to set a goal of losing 12 lbs. Their weights at the outset of teh study are described in the Initial Weights column of the table below. Complete the Traget Weights column.
here is the table:
http://i150.photobucket.com/albums/s83/k...
2007-03-25 14:47:57 · 2 answers · asked by Roy P 1 in Education & Reference ➔ Homework Help
SORRY THIS IS THE TABLE
http://i150.photobucket.com/albums/s83/kagemushaf/math/testreview.jpg
2007-03-25 14:48:43 · update #1
http://answers.yahoo.com/question/index;_ylt=Ao.XLOw.gYIudCFZyUu3BGnsy6IX?qid=20070325185005AAhMfh3
a)Mean=176.5
The mean shifts by 12 as everyone has lost 12lb at the target weight.
b)Standard Deviation= 15.6
The spread of the data remains the same as everyone has lost the same amount.
c)Median= 174.55
Median shifts by 12 as the middle figure has decreased by 12.
d)Range= 49.0
Range remains the same as the highest and lowest data have both lost 12lb.
e)Mode= 189.0
The mode decreases by 12 as the most common weight of 201lb has decreased by 12lb.
2007-03-25 15:40:15 · answer #1 · answered by Mercutio 4 · 0⤊ 0⤋
Just subtract 12 lbs from each weight at the outset to get the corresponding target weight.
2007-03-25 21:58:34 · answer #2 · answered by David C 3 · 0⤊ 0⤋