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Chapter 1: Q3-3BSC (page 1)

Replication In what specific way was replication applied in the study cited in Exercise 1?

Short Answer

Expert verified

The replication was applied to the experiment by the use of large samples for each of the treatments.

Step by step solution

01

Given information

The study aims to check the effectiveness of paracetamol on patients with lower back pain.

Three treatments were given to a group of 1643 patients as enlisted in the table below:

Treatments

Size

Type

1.

547

Placebo

2.

550

Regular intervals pills

3.

546

Pills when required

02

Step 2:Meaning of replication

Replication means repeating the experimentin either of the two ways:

  • Multiple subjects in one experiment.
  • Repeat the whole experiment multiple times.
03

Step 3:Explanation in context of back pain study

The study includes large subjects, more than 500 in each treatment. Hence, it implies that the treatment is repeated on sufficiently large-sized subjects.

Thus, replication is applied by taking large subjects for study.

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