library(readxl)
Excel_file_for_Rstudiosnails <- read_excel("C:/Users/Beaut/Desktop/Excel file for Rstudio.xlsx",
col_types = c("text", "text", "text",
"skip", "numeric", "numeric", "numeric",
"numeric", "numeric", "numeric",
"numeric", "numeric", "numeric",
"numeric", "numeric", "skip"))
View(Excel_file_for_Rstudiosnails)
library (nortest)
by(Excel_file_for_Rstudiosnails$Flow,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.2729, p-value < 2.2e-16
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.31599, p-value < 2.2e-16
library (nortest)
by(Excel_file_for_Rstudiosnails$AW,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.099077, p-value = 0.0002503
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.12888, p-value = 0.006283
library (nortest)
by(Excel_file_for_Rstudiosnails$AL,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.1461, p-value = 9.305e-10
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.1441, p-value = 0.001142
library (nortest)
by(Excel_file_for_Rstudiosnails$SL,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.21074, p-value < 2.2e-16
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.13773, p-value = 0.002398
library (nortest)
by(Excel_file_for_Rstudiosnails$SW,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.16009, p-value = 7.795e-12
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.15917, p-value = 0.0001677
library (nortest)
by(Excel_file_for_Rstudiosnails$Depth,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.23839, p-value < 2.2e-16
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.3353, p-value < 2.2e-16
library (nortest)
by(Excel_file_for_Rstudiosnails$Shade,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.30645, p-value < 2.2e-16
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.38789, p-value < 2.2e-16
library (nortest)
by(Excel_file_for_Rstudiosnails$Av.Sed.,Excel_file_for_Rstudiosnails$Family,lillie.test)
## Excel_file_for_Rstudiosnails$Family: Leptoxis
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.39287, p-value < 2.2e-16
##
## ------------------------------------------------------------
## Excel_file_for_Rstudiosnails$Family: Lymnaea
##
## Lilliefors (Kolmogorov-Smirnov) normality test
##
## data: dd[x, ]
## D = 0.32373, p-value < 2.2e-16
library(car)
## Loading required package: carData
leveneTest(Excel_file_for_Rstudiosnails$Flow,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$Flow,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 7.389 0.007037 **
## 242
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
library(car)
leveneTest(Excel_file_for_Rstudiosnails$AW,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$AW,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 64.974 3.489e-14 ***
## 242
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
library(car)
leveneTest(Excel_file_for_Rstudiosnails$AL,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$AL,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 117.96 < 2.2e-16 ***
## 242
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
library(car)
leveneTest(Excel_file_for_Rstudiosnails$SW,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$SW,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 93.872 < 2.2e-16 ***
## 242
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
library(car)
leveneTest(Excel_file_for_Rstudiosnails$SL,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$SL,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 117.35 < 2.2e-16 ***
## 242
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
library(car)
leveneTest(Excel_file_for_Rstudiosnails$Depth,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$Depth,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 0.0047 0.9455
## 242
library(car)
leveneTest(Excel_file_for_Rstudiosnails$Av.Sed.,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$Av.Sed.,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 0.232 0.6305
## 242
library(car)
leveneTest(Excel_file_for_Rstudiosnails$Shade,Excel_file_for_Rstudiosnails$Family,center=mean)
## Warning in leveneTest.default(Excel_file_for_Rstudiosnails$Shade,
## Excel_file_for_Rstudiosnails$Family, : Excel_file_for_Rstudiosnails$Family
## coerced to factor.
## Levene's Test for Homogeneity of Variance (center = mean)
## Df F value Pr(>F)
## group 1 0.4057 0.5248
## 242