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The ages of the 27 students signed up for the community center's Spanish I class are given below. In the stem and leaf plot shown, $3|2$ represents 32 years old. For this data, the mean is $x$ years, the median is $y$ years, and the mode is $z$ years. What is the value of $x(y - z)?$

 

 Jan 4, 2021
 #1
avatar+117716 
+3

19, 19, 20, 20, 21, 21, 22, 24, 25, 25, 26, 27, 28, 28, 30, 30, 30, 31, 32, 32, 34, 34, 35, 38, 39, 45, 48

 

Mean   = 29  = x

 

Median   =  28    =   y

 

Mode  = 30   = z

 

x ( y - z)    =   29  ( 28 - 30)  =   29  (-2)   =   -58

 

 

cool cool cool

 Jan 4, 2021
 #2
avatar+82 
+2

TYTYTY :D

Leafie  Jan 4, 2021

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