3. twenty - five army inductees were given a blood test to obtain their blood types. data follows. construct…

3. twenty - five army inductees were given a blood test to obtain their blood types. data follows. construct a frequency distribution for this data. nominal or ordinal? a o o o ab a b o b b ab a b o b ab a o o b ab o
Answer
Answer:
| Blood Type | Frequency |
|---|---|
| A | 7 |
| B | 8 |
| AB | 4 |
| O | 6 |
| This is nominal data. |
Explanation:
Step1: Count A - types
Count all 'A's in the data set. There are 7.
Step2: Count B - types
Count all 'B's in the data set. There are 8.
Step3: Count AB - types
Count all 'AB's in the data set. There are 4.
Step4: Count O - types
Count all 'O's in the data set. There are 6.
Step5: Determine data type
Blood types have no natural order, so it's nominal data.