I in a Positively Skewed Distribution, the Mean Is Always

question 47

Multiple Choice

i. In a positively skewed distribution, the mean is always greater than the median.
ii. In a negatively skewed distribution, the median occurs at the peak of the curve.
iii. In a negatively skewed distribution, the mode is greater than the median.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and, (ii) are correct statements but not (iii).
• C) (i) and, (iii) are correct statements but not (ii).
• D) (i) is a correct statement, but not (ii) or (iii).
• E) All statements are false

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Definitions:

Backing Up

The process of creating a copy of data from a database or software system to prevent loss of information and facilitate recovery in case of data corruption or hardware failure.

Compacting

Compacting refers to the process of reducing the size of a database or file system by removing unused space, helping to improve efficiency and performance.

Database Passwords

Specific types of passwords used to protect and restrict access to a database, ensuring that only authorized users can access or modify the data.

Case Sensitive

Describes a condition where the differentiation between uppercase and lowercase letters is considered significant in operations like searches and password validation.