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altern
2009 Nov 13
0
z-test with NAs
...na.rm = T)), conf.level = 0.95)> sdgr.ztest # Z-test for Seedling Growth above and below treeline
Two-sample z-Test
data: growth[type == "SD" & from_treeline == "above"] and growth[type == "SD" & from_treeline == "below"] z = NA, p-value = NAalternative hypothesis: true difference in means is not equal to 0 95 percent confidence interval: NA NA sample estimates:mean of x mean of y NA NA
I don't understand where my syntax went wrong. Similar syntax works for sapling case, but not for seedling case. is it due to the NAs in m...