sed in 84 counties in April, increased in five counties and remained the same in six counties. Tennessees unemployment rate for April fell to 7.8 percent, down from the March revised rate of 7.9 percent. The national unemployment rate for April was 8.1 percent, 0.1 percent lower than the March rate.
The state unemployment rate is seasonally adjusted while the county rates are not. Seasonal adjustment is a statistical technique that eliminates the influences of weather, holidays, the opening and closing of schools and other recurring seasonal events from economic time series.
Knox County had the states lowest major metropolitan rate of 5.8 percent, up from 5.6 percent in March. Davidson County was 6.5 percent, down from 6.6 percent in the previous month. Hamilton County was 7.0 percent, down from 7.3 percent, and Shelby County was 8.3 percent, down from the March unemployment rate of 9.1 percent.
Nearby, Sumner Countys unemployment rate for April was 6.6 percent, down from 6.8 in March. Rutherford Countys jobless rate was unchanged in April from the March rate at 6.6 percent.