Statistics test
25 questions attached, Please print and fill in the answers and scan and send back.
FILL IN THE BLANK WITH THE CORRECT TERM
1. State the difference between Qualitative and Quantatative.
2. The ___________________ of a set of data is the number of steps an item value is from the mean.
3. The ___________________ of a set of data is the number that occurs most frequently in a set of data.
4. The ____________________ is the sum of the highest and the lowest values divided by two in a set of data.
Given the sample: Use this data to answer questions #5-12
Bag Weights (in grams)
Data Set: 51 48 49
5. Mean =6. Median = 7. Mode =
8. Range = 9. Midrange=
10. Standard Deviation:
11. Variance:
12. Z-score: (use x=53)
13. State the difference between:
Statistics:
Statistic:
14. List the 3 requirements to be a probability Distribution:
15. Create a probability distribution with 5 values.
16. What is complement (in probability?)
17. Convert 95/1150 to:
Decimal:
Percent:
18. Round the following:
3.7834243 (hundredths)
2.4466 (Whole)
19. Using the Empirical Rule: x-bar is 80, standard deviation is 20 given 20 and 140
What percentage does the values fall in between and how many standard deviations above the mean is it?
20. Create a pie chart showing 6 Students, 3 Teachers and 1 Administrator.
21. What is the probability of getting a king or diamond in a standard deck of cards?
22. List 5 different ways to display data that have been discussed.
23. Create a frequency table of: 11, 23, 27, 13, 14, 11, 45, 34, 42, 31
You must have 4 classes.
24. Create a box plot of the data from question #23
25. What is another term for 50th percentile or Quartile 2?
