• Shuffle
Toggle On
Toggle Off
• Alphabetize
Toggle On
Toggle Off
• Front First
Toggle On
Toggle Off
• Both Sides
Toggle On
Toggle Off
Toggle On
Toggle Off
Front

## Card Range To Study

through

Play button

Play button

Progress

1/23

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

### 23 Cards in this Set

• Front
• Back
 1. A dot plot is an easy way to represent the relationship between two variables. FALSE 2. A dot plot is useful for quickly graphing frequencies in a small data set. TRUE 3. A dot plot shows the relative symmetry of a distribution. TRUE 4. A dot plot is useful for showing possible outliers. TRUE 5. A dot plot is useful for showing the range of the data. TRUE 6. A stem-and-leaf diagram shows the actual data values. TRUE 7. In a stem-and-leaf display, the leaf represents a class of a frequency distribution. FALSE 8. In a stem-and-leaf display, the leaf represents the members of a class in a frequency distribution. TRUE 9. Quartiles divide a distribution into four equal parts. TRUE 10. Quartiles divide a distribution into ten equal parts. FALSE 11. Percentiles divide a distribution into one hundred equal parts. TRUE 12. A student scored in the 85th percentile on a standardized test. This means that the student scored lower than 85% of all students who took the test. FALSE 13. The 50th percentile of a distribution is the same as the distribution mean. FALSE 14. A box plot graphically shows the 10th and 90th percentiles. FALSE 15. The "box" in a box plot shows the interquartile range. TRUE 16. A box plot shows the relative symmetry of a distribution. TRUE 17. The coefficient of skewness is the standard deviation divided by the mean. FALSE 18. Pearson's coefficient of skewness is a measure of a distribution's symmetry. TRUE 19. If a distribution is negatively skewed, the distribution is not symmetrical and the long tail is to the left. TRUE 20. A scatter diagram of sales versus production is labeled with sales on the Y-axis and production on the X-axis. TRUE 21. A scatter diagram of sales versus production may be constructed by plotting the minimum, first quartile, median, third quartile, and the maximum values of each variable. FALSE 22. A relationship between gender and preference for Coke or Pepsi can be best represented by a scatter diagram. FALSE 23. A relationship between two nominal variables is summarized by a contingency table. TRUE