Animals and people that take in more energy than they expend will get fatter. Here are data on 12 rhesus monkeys: 6 lean monkeys (4% to 9% body fat) and 6 obese monkeys (13% to 14% body fat). The data report the energy expended in 24 hours (kilojoules per minute) and the lean body mass (kilograms, leaving out fat) for each monkey. Obese Body Mass Energy Body Mass 1.23 7.9 1 9 1.46 10.1 1.71 12.7 1.03 11.5 1.23 11 6.4 8 8.9 9.5 10 9.2 Lean (a) What is the mean lean body mass of the lean monkeys? ANSWER I = kilograms. (b) What is the mean lean body mass of the obese monkeys? ANSWER = kilograms. Energy 0.97 1.43 1.16 1.43 1.25 1.3

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
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Question
Animals and people that take in more energy than they expend will get fatter. Here are data on 12 rhesus
monkeys: 6 lean monkeys (4% to 9% body fat) and 6 obese monkeys (13% to 14% body fat). The data report
the energy expended in 24 hours (kilojoules per minute) and the lean body mass (kilograms, leaving out fat)
for each monkey.
#
3
e
d
C
C
(a) What is the mean lean body mass of the lean monkeys?
ANSWER x =
kilograms.
$
(b) What is the mean lean body mass of the obese monkeys?
ANSWER =
kilograms.
4
f
V
%
er de
5
Lean
Body Mass Energy
6.4
1.23
1
1.46
1.71
1.03
1.23
t
g
8
8.9
9.5
10
9.2
6
b
Oll
y
h
DO
&
7
n
O
u
Obese
Body Mass Energy
7.9
0.97
9
1.43
10.1
1.16
12.7
1.43
11.5
1.25
11
1.3
j
* 00
8
m
(
9
k
K
O
O
I
alt
р
7
+
(
ctri
//
?
ba
}
Transcribed Image Text:Animals and people that take in more energy than they expend will get fatter. Here are data on 12 rhesus monkeys: 6 lean monkeys (4% to 9% body fat) and 6 obese monkeys (13% to 14% body fat). The data report the energy expended in 24 hours (kilojoules per minute) and the lean body mass (kilograms, leaving out fat) for each monkey. # 3 e d C C (a) What is the mean lean body mass of the lean monkeys? ANSWER x = kilograms. $ (b) What is the mean lean body mass of the obese monkeys? ANSWER = kilograms. 4 f V % er de 5 Lean Body Mass Energy 6.4 1.23 1 1.46 1.71 1.03 1.23 t g 8 8.9 9.5 10 9.2 6 b Oll y h DO & 7 n O u Obese Body Mass Energy 7.9 0.97 9 1.43 10.1 1.16 12.7 1.43 11.5 1.25 11 1.3 j * 00 8 m ( 9 k K O O I alt р 7 + ( ctri // ? ba }
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