Which Type of Traction Uses Skin Traction on the Lower

question 1

Multiple Choice

Which type of traction uses skin traction on the lower leg and a padded sling under the knee?

• A) Dunlop
• B) Bryant's
• C) Russell
• D) Buck's extension

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Definitions:

Alpha

The pre-determined significance level in hypothesis testing, often set at 0.05, which defines the likelihood of observing a result at least as extreme as the one seen in the sample data if the null hypothesis is true.

T-statistic

A type of statistic used in hypothesis testing, calculated as the ratio of the departure of an estimated parameter from its hypothesized value to its standard error.

Critical Value

A threshold in hypothesis testing, which the test statistic must exceed to reject the null hypothesis.

Level of Significance

A threshold in hypothesis testing, below which the null hypothesis is rejected, commonly set at values like 0.05 or 0.01.