Describe a technique to randomly assign each rose to a group

Reference no: EM131419057

Biology and Environmental Science The Faber Floral Company in Kankakee, Illinois, claims to have developed a special spray for roses that causes the blossom to last longer than an untreated flower. Fifty long-stemmed roses are obtained and randomly assigned to one of two groups: treated versus untreated. The treated roses are sprayed, and the lifetime of each blossom is carefully recorded.

a. Is this an observational or an experimental study?

b. What is the variable of interest?

c. Describe a technique to randomly assign each rose to a group.

Reference no: EM131419057

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