Straighterline Introduction to Statistics Exam
Complete Questions and Guide Answers
100% Verified Graded A+
1. Four steps in the process of statistics
Answer: 1. Producing Data
2. Exploratory Data Analysis
3. Probability
4. Inference
2. Categorical variable
Answer: places individuals into one of several groups Two types nominal and
ordinal
3. Quantitative Variable
Answer: represents a measurement or a count Two types Interval and
ratio
4. Nominal Variable
Answer: categorical variables where there is no natural order among the categories
, 5. Ordinal variable
Answer: categorical variables where there is natural order among the categories
6. Interval Variable
Answer: a measurement or count for which it makes sense to talk about the ditterence between values, but it does not make
sense to talk about the ratio between values; 0 does not represent the absence of quanitity
7. Ratio Variable
Answer: quantitative variables for which it makes sense to talk about the ditterence between values AND the ratio between
values; 0 represents the absence of quantity
8. What type of variable?
Answer:
eye color nominal
9. What type of variable?
Answer:
socioeconomic status with categories low, med, high Ordinal
10. What type of variable?
Answer:
Temperature Interval
Complete Questions and Guide Answers
100% Verified Graded A+
1. Four steps in the process of statistics
Answer: 1. Producing Data
2. Exploratory Data Analysis
3. Probability
4. Inference
2. Categorical variable
Answer: places individuals into one of several groups Two types nominal and
ordinal
3. Quantitative Variable
Answer: represents a measurement or a count Two types Interval and
ratio
4. Nominal Variable
Answer: categorical variables where there is no natural order among the categories
, 5. Ordinal variable
Answer: categorical variables where there is natural order among the categories
6. Interval Variable
Answer: a measurement or count for which it makes sense to talk about the ditterence between values, but it does not make
sense to talk about the ratio between values; 0 does not represent the absence of quanitity
7. Ratio Variable
Answer: quantitative variables for which it makes sense to talk about the ditterence between values AND the ratio between
values; 0 represents the absence of quantity
8. What type of variable?
Answer:
eye color nominal
9. What type of variable?
Answer:
socioeconomic status with categories low, med, high Ordinal
10. What type of variable?
Answer:
Temperature Interval
