Review for Grade 10-Mathematics (Fourth Quarter)

Front

Are the score points which divide a distribution into four equal parts?

Back

Quartiles

Front

In order to find the median, the data must be sorted from least to greatest first. True or False?

Back

True

Front

Are the score points which divide a distribution into ten equal parts?

Back

Deciles

Front

If I tell you that you scored at the 55th percentile on your final exam, what does it mean?

Back

55% of the class scored the same or worse than you did.

Front

What is the First Quartile also called?

Back

Also called the lower quartile.

Front

What is the median in a data set?

Back

The middle value when the data is sorted in numerical order.

Front

What are Percentiles?

Back

Score points that divide a distribution into 100 equal parts.

Front

What is the purpose of Quartiles in statistics?

Back

To summarize the distribution of data by dividing it into four equal parts.

Front

What does the term 'Decile' refer to?

Back

Score points that divide a distribution into ten equal parts.

Front

How do you calculate the median of a data set with an even number of values?

Back

Average the two middle values after sorting the data.