why is the log transform used? which formula is used for the transformation of data? how to log transform a data set how to make null results of levene data can i log transform data can you log transform null values how to log transform how to log transform data with nulls how to log transform data which formula should be used to log transform data why is logtransform ok how many null values in a log transform can you use a log transform in a logistic regression convert zero value in log how do you log transform data when do you logtransform some data do levene's aNOVA results have null values why would i log-transform data convert a negative data value to a log value what is the log transformation for data?