Pre-Finals Review Test

Front

Scores in statistics quiz: 7, 4, 8, 9, 3, 6, 7, 4, 5, 8. What is the median?

Back

6.5

Front

Scores in statistics quiz: 7, 4, 8, 9, 3, 6, 7, 4, 5, 8. What is the mean of the data set?

Back

6

Front

Is Kashieca correct that the mode of the scores 7, 4, 8, 9, 3, 6, 7, 4, 5, 8 is 4, 7, and 8?

Back

Yes, because all three numbers appear most frequently in the dataset.

Front

Using quartiles, into how many parts is a data set divided?

Back

4

Front

What is the first step in finding the quartile of ungrouped data?

Back

Arrange the data in ascending order

Front

If the given data set is divided by 10, what measure of position was used? Options: Quartile, Decile, Percentile, Median

Back

Decile

Front

Back

5

Front

What other measure of position is 7, if the median score is 7?

Back

D5

Front

If the P75 is 8, can we say that Q3 is also 8?

Back

Yes, because Q3 and P75 both represent the 75th percentile of the data.

Front

Scores in statistics quiz: 7, 4, 8, 9, 3, 6, 7, 4, 5, 8. What is the third quartile (Q3) of the dataset?

Back

8