Chi-square tests output
In chapter 3, you performed a chisq.test()
of sex
by agecat
. In this exercise, you will perform the test again and save the output as cssexage
and then display selected elements from the output list object.
The abaloneKeep
dataset and dplyr
package have been loaded for you.
Este ejercicio forma parte del curso
R For SAS Users
Instrucciones del ejercicio
- Save the
table()
output of the two-way frequencies of sex by age category forabaloneKeep
astablesexage
. - Run
chisq.test()
usingtablesexage
and save the output ascssexage
. - Display the
expected
values andp.value
fromcssexage
output.
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
# Create frequency table of sex by agecat
tablesexage <- ___ %>%
with(___)
# Chi-square test using tablesexage
cssexage <- ___
# Display expected values and p.value from cssexage
___
___