SOLUTION: Below are the blood types of 21 blood donors. O- A+ B+ O+ A+ O+ A+ O+ A+ O- A- O+ AB+ B+ O+ A+ B- A+ B+ A

Algebra ->  Probability-and-statistics -> SOLUTION: Below are the blood types of 21 blood donors. O- A+ B+ O+ A+ O+ A+ O+ A+ O- A- O+ AB+ B+ O+ A+ B- A+ B+ A      Log On


   

Question 493984: Below are the blood types of 21 blood donors.

O- A+ B+ O+ A+
O+ A+ O+ A+ O-
A- O+ AB+ B+ O+
A+ B- A+ B+ A-
B-

i. Make a frequency table using these 7 blood types: O+, O-, A+, A-, B+, B-, AB+
ii. What is (are) the mode(s)?
iii. Does it make sense to talk about the average for this data? Why or why not?
iv. Using your frequency table draw a pie chart to display the distribution of blood types by filling in the following table:

Type Frequency Percentage of total Measure of Central Angel in degrees
O+
A+
B+
O-
A-
AB+
B-

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
This problem has been answered 3 times in the
last 5 days.
Cheers,
Stan H.