-> codebook crfe -------------------------------------------------------------- Cr/Fe ratio type: numeric (float) range: [1.8,10.5] units: .1 unique values: 13 coded missing: 0 / 13 mean: 6.01538 std. dev: 3.49401 percentiles: 10% 25% 50% 75% 90% 1.9 2.5 6.7 9.4 10.2 depth ------------------------------------------------------------- Depth in cm type: numeric (byte) range: [1,25] units: 1 unique values: 13 coded missing: 0 / 13 mean: 13 std. dev: 7.78888 percentiles: 10% 25% 50% 75% 90% 3 7 13 19 23 -> log close