Dynamic Braking Can Be Started by Track-Type _____________Switches Installed in the End

question 7

Multiple Choice

Dynamic braking can be started by track-type _____________switches installed in the end zones of overhead traveling cranes.

• A)limit
• B)toggle
• C)pneumatic
• D)pressure

---

Definitions:

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is true.

Chi-Squared Distribution

A probability distribution widely used in statistical hypothesis tests, particularly in tests of independence and goodness of fit.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, necessary for calculating statistics like variances.

Chi-Squared Distribution

A probability distribution that measures how a model compares to actual observed data, primarily used in the goodness-of-fit testing.