Consider a random sample of n = 22 people who donated blood over the past three months. • The standard deviation of Z is: Round your answer to 4 decimal places. • The distribution of Z is: (Choose all the applicable options, marks will be deducted for incorrect choices.) Skew to the left Continuous Discrete O Binary O Symmetric Skew to the right

MATLAB: An Introduction with Applications
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t the Blood Bank, they know that O+ blood is the most common blood type and that 40%40% of the people are known to have O+ blood. Blood type A- is a very scarce blood type and only 6%6% of the people have A- blood. Half of the people have blood type A or B

Let:

  • X=X= number of people who have blood type O+
  • Y=Y= number of people who have blood type A-
  • Z=Z= number of people who have blood type A or B

 

 

Consider a random sample of n = 22 people who donated blood over the past three months.
• The standard deviation of Z is:
Round your answer to 4 decimal places.
• The distribution of Z is: (Choose all the applicable options, marks will be deducted for incorrect choices.)
Skew to the left
Continuous
Discrete
Binary
O Symmetric
Skew to the right
Transcribed Image Text:Consider a random sample of n = 22 people who donated blood over the past three months. • The standard deviation of Z is: Round your answer to 4 decimal places. • The distribution of Z is: (Choose all the applicable options, marks will be deducted for incorrect choices.) Skew to the left Continuous Discrete Binary O Symmetric Skew to the right
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