1. (Lesson 1) Sue started to record the high temperature everyday throughout the year.
What kind of sequence is she creating?
2. (Lesson 1) A gambler, using a hidden camera, recorded the results of a roulette wheel for 5000 spins.
He hoped to discover that the results formed a ________ sequence.
3. (Lesson 2) The graph that describes the distribution
of a random sequence is called a _______________.
4. (Lesson 2) Judy tosses 5 coins and records the number of heads.
What is the range of possible outcomes?
5. (Lesson 3) Given a set of data, only one specific histogram is correct for the data.
6. (Lesson 3) Scores on a test range from 55 to 100. 200 students took the test.
What would be a good interval size for a histogram?
7. (Lesson 4) Sue measured the heights of a class of students in college.
Would she expect the range of the scores to be zero?
8. (Lesson 4) Which group is expected to have the greater range of weights?
I: All students in the first grade in Boston schools.
II: All the teachers in the Boston school system.
9. (Lesson 5) Which set of numbers has the greater SD?
I: 10 20
II: 100 200
10. (Lesson 5) Which set of numbers has the SD equal to zero?
I: 1 3 5 7
II: 5 5 5 5
11. (Lesson 6) The mean and SD of a set of numbers is 20.0 and 5,respectively.
Each number in the set is multiplied by 0.
The new mean and SD is
12. (Lesson 6) The mean and SD of a set of numbers is 33.0 and 30,respectively.
Each number in the set is increased by 5. (5 is added to each number)
The new mean and SD are
13. (Lesson 7) A person whose score on an IQ test was over 2 SDs
above the mean score on the test would be
14. (Lesson 7) The mean of a set of scores equals
15. (Lesson 8) What is the 75th percentile for the set of scores below?
2, 5, 6, 7, 9, 10, 23, 25, 55
16. (Lesson 8) What is the median for the set of scores below?
2, 4, 6, 8
17. (Lesson 9) The sum of the deviations less than the ______________ is equal
to the sum of the deviations greater than the ____________.
18. (Lesson 9) The __________ is sensitive to extreme scores
whereas the ____________ is not.
19. (Lesson 10) A physician doing research on the improvement of cancer patients who took a new drug
found that _______% of the following patients improved, coded 0 for no improvement and 1 for improved.
The patients' scores were 0 1 0 1 0 1 1 1 0 0 0 1 0 1 0 1 1 1 0 0
20. (Lesson 10) Calculate the % of the patients in a study who had IQ scores 120
and above. The scores were 102, 104, 106, 107, 110, 115, 120, 121, 122, 125
