anthers: Embryogenic anthers data from table 7.2

In dobson: Data from the GLM Book by Dobson and Barnett

Description

Numbers of embryogenic anthers of the plant species Datura innoxia Mill obtained when anthers were prepared under several different conditions

Usage

data(anthers)

Format

A tibble with 6 observations and the following 4 variables.

y

numbers of embryogenic anthers

n

number of anthers

storage

storage condition, control or treatment

centrifuge

centrifuging force (g)

References

Sangwan-Norrell, B. S. (1977). Androgenic stimulating factor in the anther and isolated pollen grain culture of Datura innoxia mill. Journal of Experimental Biology 28, 843<e2><80><93>852.

Examples

data(anthers)
summary(anthers)

Example output

       y               n             storage      centrifuge   
 Min.   :50.00   Min.   : 76.00   Min.   :1.0   Min.   : 40.0  
 1st Qu.:50.50   1st Qu.: 83.25   1st Qu.:1.0   1st Qu.: 67.5  
 Median :53.50   Median : 94.50   Median :1.5   Median :150.0  
 Mean   :53.17   Mean   : 92.67   Mean   :1.5   Mean   :180.0  
 3rd Qu.:55.00   3rd Qu.:101.25   3rd Qu.:2.0   3rd Qu.:300.0  
 Max.   :57.00   Max.   :108.00   Max.   :2.0   Max.   :350.0  

dobson documentation built on May 1, 2019, 6:29 p.m.