K Mean Cluster

In the K-Means algorithm, we have to specify the number of clusters.

• True

• False

What metric can be used to find an optimal number of clusters?

• R Squared

• MSE

• WCSS

We can choose any random initial centroids at the beginning of K-Means.

• True

• False

What is step 1 in K-Means?

• Choose the number of Decision Trees

• Choose the number of K of clusters

• Rome all K clusters

• Noe of the above

Is the following true? For step 4 we have to: Compute and place the new centroid of each cluster?

• True

• False