For State College, PA, the map skew for annual maximum discharge is around 0.3. The map skew variance is 0.3028. Data has been collected at a local channel which tends to flood. With 30 years of data, the mean, standard deviation and skew of the log-transformed data is 4.5, 0.53, 1.2. Find out the weighted skew. Use ()=10ᴬ⁻ᴮˡᵒᵍ⁽ⁿ/¹⁰⁾(m)=0.3028.