Sally Wonders When She Can Expect Her First Period

question 49

Multiple Choice

Sally wonders when she can expect her first period.Her best guess would be based on __________.

• A) when her mother started
• B) when her friends start
• C) her activity level
• D) her nutrition

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Definitions:

Positively Skewed

Describes a distribution of data where the tail on the right side of the frequency distribution is longer than the left side, indicating that most values are clustered around the left.

Median

A statistical measure representing the middle value in a sorted, listed version of a set of numbers, effectively splitting the data set into two halves.

Mean

The average value of a set of numbers, calculated by dividing the sum of all the values by the number of values.

Symmetric

Characteristic of a shape or figure that is identical on both sides of a central line; it applies broadly to situations where two sides of something are mirror images of each other.