Question 207798
The mean is the average. There are 4 values to include in the calculation
{{{(4.8 + 1.6 + 5.2 + x)/4 = 3.7}}}
{{{(11.6+x)/4 = 3.7}}}
{{{11.6 + x = 3.7*4}}}
{{{11.6 + x = 14.8}}}
{{{x = 14.8 - 11.6}}}
{{{x = 3.2}}}
Check your answer.