The Ministry of Health and Social Services (MOHSS) in Namibia intends to embark upon a COVID19 vaccination campaign in the Country. But before deciding which type of COVID19 vaccine to be ordered from the Manufacturers, they first carried out a survey on some doctors in the country in order to establish the most preferred vaccine. They used a sample of 564 doctors. The findings revealed that: 259 of them prefer the Pfizer; 284 prefer the Moderna; and 246 prefer the AstraZeneca. 95 of them prefer Pfizer and AstraZeneca; 104 of them prefer Moderna and AstraZeneca; 123 prefer Moderna only; 107 prefer Pfizer only; 107 prefer AstraZeneca only and the remaining doctors preferred none of the vaccines.
The Ministry of Health and Social Services (MOHSS) in Namibia intends to embark upon a COVID19 vaccination campaign in the Country. But before deciding which type of COVID19 vaccine to be ordered from the Manufacturers, they first carried out a survey on some doctors in the country in order to establish the most preferred vaccine. They used a sample of 564 doctors. The findings revealed that: 259 of them prefer the Pfizer; 284 prefer the Moderna; and 246 prefer the AstraZeneca. 95 of them prefer Pfizer and AstraZeneca; 104 of them prefer Moderna and AstraZeneca; 123 prefer Moderna only; 107 prefer Pfizer only; 107 prefer AstraZeneca only and the remaining doctors preferred none of the vaccines.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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The Ministry of Health and Social Services (MOHSS)
in Namibia intends to embark upon a COVID19
vaccination campaign in the Country. But before
deciding which type of COVID19 vaccine to be
ordered from the Manufacturers, they first carried
out a survey on some doctors in the country in order
to establish the most preferred vaccine. They used a
sample of 564 doctors. The findings revealed that:
259 of them prefer the Pfizer; 284 prefer the
Moderna; and 246 prefer the AstraZeneca. 95 of
them prefer Pfizer and Astrazeneca; 104 of them
prefer Moderna and Astrazeneca; 123 prefer
Moderna only; 107 prefer Pfizer only; 107 prefer
AstraZeneca only and the remaining doctors
preferred none of the vaccines.
A.What is the percentage of the doctors who prefer
Moderna and Pfizerbut not AstraZeneca? (2 places
of decimal)
percent
B. How many preferred Pfizer or AstraZeneca but
not Moderna?
II](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6a1a2550-ec8a-4cb5-b58f-69527134f7c1%2Fe8d64198-11d9-47ee-b1cf-04f5f7dad5b6%2Fd0vntv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:20:39
Marked out of 14
P Flag question
Time left 27:20:20
The Ministry of Health and Social Services (MOHSS)
in Namibia intends to embark upon a COVID19
vaccination campaign in the Country. But before
deciding which type of COVID19 vaccine to be
ordered from the Manufacturers, they first carried
out a survey on some doctors in the country in order
to establish the most preferred vaccine. They used a
sample of 564 doctors. The findings revealed that:
259 of them prefer the Pfizer; 284 prefer the
Moderna; and 246 prefer the AstraZeneca. 95 of
them prefer Pfizer and Astrazeneca; 104 of them
prefer Moderna and Astrazeneca; 123 prefer
Moderna only; 107 prefer Pfizer only; 107 prefer
AstraZeneca only and the remaining doctors
preferred none of the vaccines.
A.What is the percentage of the doctors who prefer
Moderna and Pfizerbut not AstraZeneca? (2 places
of decimal)
percent
B. How many preferred Pfizer or AstraZeneca but
not Moderna?
II
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