A researcher is studying the effect of three different row spacings on the yield

Question

A researcher is studying the effect of three different row spacings on the yields of four varieties of cotton. He randomly assigns each row spacing-variety combination to six 50" x 50" plots. Within each plot he randomly selects 12 plants and weighs the cotton yield of the individual plants.

(a)   Is this an observational study or an experimental study?

(b)   What type of experimental design is this?

(c)   What is (are) the treatment factor(s)?

(d)   What are the experimental units?

(e)   What are the measurement units?

Explanation / Answer

a) This is an experimental study

b) Randomised complete Block design

c) The plot size are treatments

d) Row spacing is experimental units

e) The yield of cotton is measurement units

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.