Topic 3 Review

Quiz by Fred Spies

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- Q1
**Which of the following is the number of classes needed to divide the data into equal classes of 10-point intervals?****10 classes**8 classes

7.7

**classes**7

**classes****12 classes**120s - Q2
**If a student obtained a score of 25 or less, they have to retake the test. How many students have to retake the test.****8 students****10 students****9 students**120s - Q3
**Which of the following is the least complex level of data measurement?****Nominal****Interval****Ratio****Ordinal**120s - Q4
**Different species of predatory birds are arranged from largest population to smallest population. In terms of data collection, this is an example of…****Ordinal measurement****Interval measurement****Ratio measurement****Nominal measurement**120s - Q5
**Which of the following is an example of ordinal data?****A person’s hair color****Breeds of dogs****Performance rankings**120s - Q6
**Which of the following is an example of ratio-level data?****Measurement of age****Satisfaction levels of patients in a hospital****Blood types of patients in a hospital**120s - Q7
**How many students weigh between 30 - 40 kg?****5 students****11 students**120s - Q8
**How many students weigh between 20 - 50 kg?****18 students****16 students****11 students**120s - Q9
**Is the data in the following table organized as exclusive or inclusive intervals?****Inclusive****Exclusive**120s - Q10
**What is the highest level of measurement in the following table? (Select the most correct answer)**Interval

Ratio

Ordinal

All of the above

120s - Q11
**The following scores can be considered ratio measurement. If we changed the grading to letters “A, B, C, D, etc”, would that change the level of measurement?****No****Yes****Not enough data**120s - Q12
**Convert the following into a cumulative frequency table. Less than 39 is…**3

43

4

120s - Q13
**Convert the following into a cumulative frequency table. Less than 99 is…**3

**43**4

120s - Q14
**Convert the following into a cumulative frequency table. More than 69 is…****12****11****43**120s - Q15
**Explain why the temperature outside in degrees Kelvin is a ratio measurement and in degrees Celsius is an interval measurement.****The Celsius scale 0, is not the end of the scale, because it can go negative. The Kelvin scale 0, is absolute zero and cannot go lower.****The Kelvin scale 0, is not the end of the scale, because it can go negative. The Celsius scale 0, is absolute zero and cannot go lower.**120s