A control chart with six consecutive points above the upper control limit is more important than six consecutive points below the lower control limit$.$

Question $9$ options:

They both are indicators of potential issues.

Points below the lower control limit are less serious than points below the upper control limit$.$

Points above the upper control limit are more serious than points below the lower control limit$.$

Potential issues are not a concern until there are more than $10$ either upper or lower control limits$.$