If You Have a Sufficiently Large Sample That Was Randomly

question 27

Multiple Choice

If you have a sufficiently large sample that was randomly drawn from your target population with a randomly assigned treatment then all of the following conditions hold except for what?

• A) Selection bias = 0
• B) Difference in average outcomes for treated and control groups is an unbiased estimate of the ATE.
• C) The distribution for the difference in average outcomes for treated and control groups will be distributed normally.
• D) None of the answers is correct.

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Definitions:

Iliopsoas

A compound muscle composed of the iliacus and psoas major muscles, crucial for hip flexion and maintaining posture.

Piriformis

A muscle in the gluteal region of the lower limb, involved in the rotation of the hip and stabilization of the femur, and known for its association with the sciatic nerve.

Hip Flexion

The movement of bringing the thigh or knee up towards the abdomen by flexing the hip joint.

Psoas Major

A large muscle that runs from the lumbar region of the vertebral column to the femur, important for flexing the hip joint.