```r
g0<-ggplot(d,aes(x=Site,y=Lshell))
g1<-g0+stat_summary(fun.y=mean,geom="point")
g1<-g1 +stat_summary(fun.data=mean_cl_normal,geom="errorbar")
g1 +xlab("Text for x label") + ylab("Text for y label")
```

<img src="Quantitative_and_Spatial_files/figure-html/unnamed-chunk-188-1.png" width="672" />