There are 
observations and all of them are negative numbers. The ascending order of these observations i 
. If the signs of the first term and last term in that order are changed, then the range of the data is
Text Solution
Verified by ExpertsC
Given, 
are negative numbers in ascending order this can be written as 
, 
{where 
and 
now according to question 
is replaced by 
and 
is replaced by 
will be largest term and 
will be lowest term in this sequence. now range will be 
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