kaylard2131 kaylard2131
  • 08-03-2024
  • Social Studies
contestada

Which of the following is an effect of using nonrandom selection?
1) affects external validity
2) confounding occurs
3) all of the choices
4) threatens internal validity

Respuesta :

Otras preguntas

According to the textbook, the worst parents are those who are a. authoritative. b. authoritarian. c. uninvolved. d. permissive.
Which of the following statements is true
1/4 of 36 1/5 of 15 1/6 of 42 1/2 of 70
170000 divided by 1/10
According to the textbook, the worst parents are those who are a. authoritative. b. authoritarian. c. uninvolved. d. permissive.
Susan enlarged to scale a rectangle with a hieght of 4 cm and length of 11cm on her computer. the length of the new rectamgle is 16.5 cm. find the hieght of the
What sedimentary rock is formed by evaporation of seawater?A.chertB.shaleC.haliteD.sandstone
Weight is measured: in pounds using a scale in ounces all of the above
why electric potential of earth is taken to be zero?
the difference between a number and 12 is 20