Question 1187230

 There are the heights in meters of six members of swimming club
{{{1.40}}},{{{1.45}}},{{{1.55}}},{{{1.65}}},{{{1.65}}},{{{1.80}}}



A-the median height
The range of a set of data is the sum between the highest and lowest values in the set, divided by{{{ 2}}}
.
{{{median=(1.40+1.80)/2=1.6}}}

B-the range
The range of a set of data is the difference between the highest and lowest values in the set.

{{{range=1.80-1.40=0.4}}}

C-One more person joins the club. The range is now {{{0.45 }}}m and the median is {{{1.55}}} m. Find the height of the seventh person.

{{{(1.40+1.45+1.55+1.65+1.65+1.80 +x)/7=  1.55 }}}

{{{x = 1.35}}} m=>the height of the seventh person