MATH 302 MATH302 Quiz 1 (APUS)

MATH302 Quiz 1 (APUS)

1. Data that arise from counts are called:
2. Since the population is always larger than the sample, the population mean:
3. If a value represents the 95th percentile, this means that
4. Which of the following could be a cumulative frequency graph?
5. Which of the following statements is true for the following data values: 7, 5, 6, 4, 7, 8, and 12?
6. An advertisement for a car states that it is 10% more powerful than its competitor. This is an example of
7. Given the following boxplot where m is the median value, what statement could be made about the distribution of the data?
8. Researchers may gain insight into the characteristics of a population by examining a 
9. Find the z-score for each student and indicate which one has a better relative position. An Art Major earned a grade of 46 on an exam with  = 50 and s = 5; A Theater Major earned a grade of 70 on an exam with  = 75 and s = 7.
10. The mode is best described as the
11. If a variable has possible values –2, 6, and 17, then this variable is 
12. The average score for a class of 30 students was 75. The 20 male students in the class averaged 70. The 10 female students in the class averaged:
13. Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker. 
    Complex numbers should be in the form (a + bi) where "a" and "b" need to have explicitly stated values.
    For example: {1+1i} is valid whereas {1+i} is not. {0+9i} is valid whereas {9i} is not. 
14. Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker. 
    Complex numbers should be in the form (a + bi) where "a" and "b" need to have explicitly stated values.
    For example: {1+1i} is valid whereas {1+i} is not. {0+9i} is valid whereas {9i} is not. 
    
    
15. Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker. 
    Complex numbers should be in the form (a + bi) where "a" and "b" need to have explicitly stated values.
    For example: {1+1i} is valid whereas {1+i} is not. {0+9i} is valid whereas {9i} is not. 
    
    
16. Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker. 
    Complex numbers should be in the form (a + bi) where "a" and "b" need to have explicitly stated values.
    For example: {1+1i} is valid whereas {1+i} is not. {0+9i} is valid whereas {9i} is not. 
17. Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker. 
    Complex numbers should be in the form (a + bi) where "a" and "b" need to have explicitly stated values.
    For example: {1+1i} is valid whereas {1+i} is not. {0+9i} is valid whereas {9i} is not. 
    
    
18. Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker. 
    Complex numbers should be in the form (a + bi) where "a" and "b" need to have explicitly stated values.
    For example: {1+1i} is valid whereas {1+i} is not. {0+9i} is valid whereas {9i} is not. 
19. Phone numbers, Social Security numbers, and zip codes are examples of numerical variables
20. A skewed histogram is one with a long tail extending either to the right or left. The former is called negatively skewed, and the later is called positively skewed.