David Recently Updated His Network Card Driver

question 119

Multiple Choice

David recently updated his network card driver. After this update, he is not able to connect to the internet. The device manager shows that the driver is not compatible. Which of the following could help him to restore the old version of the driver?

• A)Update Driver
• B)Modify Driver
• C)Roll back Driver
• D)Uninstall Driver

---

Definitions:

Degrees Of Freedom

The count of the number of values in a calculation that are free to vary without infringing on the given data.

T-Distribution

A probability distribution that arises in the sampling distribution of sample means, especially useful when the sample size is small and the population standard deviation is unknown.

Normal Distribution

A bell-shaped curve where a large number of data points are symmetrically distributed around the mean, with fewer and fewer observations the further away from the mean.

Point Estimate

A single value or statistic that serves as the best guess or most reasonable approximation of a population parameter.