8. Notation. Our study measured the birth weights and incidence of jaundice among a sample of babies born at our hospital, and we found x = 6.7 pounds and p signs of jaundice. = 0.45, or 45% showed

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Chapter10: Statistics
Section10.4: Distributions Of Data
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8. Notation. Our study measured the birth weights and incidence
of jaundice among a sample of babies born at our hospital,
and we found x = 6.7 pounds and p
signs of jaundice.
= 0.45, or 45% showed
Notation. In Exercises 9-12, identify the notation for each
given number.
9. Car Batteries. For a random sample of 575 randomly selected
car batteries, it was found that their output had a mean of
12.2 volts and a standard deviation of 1.4 volts.
10. Survey. A college has 3427 enrolled students. When 50 of
them were randomly selected for a survey, it was found that
10% of them were in favor of fees for parking permits.
11. Quality Control. Among all of the 50,000 aspirin tablets pro-
duced by a pharmaceutical company over a given period, a
sample of 200 tablets is tested and it is found that 4% of them
do not meet specifications.
Transcribed Image Text:8. Notation. Our study measured the birth weights and incidence of jaundice among a sample of babies born at our hospital, and we found x = 6.7 pounds and p signs of jaundice. = 0.45, or 45% showed Notation. In Exercises 9-12, identify the notation for each given number. 9. Car Batteries. For a random sample of 575 randomly selected car batteries, it was found that their output had a mean of 12.2 volts and a standard deviation of 1.4 volts. 10. Survey. A college has 3427 enrolled students. When 50 of them were randomly selected for a survey, it was found that 10% of them were in favor of fees for parking permits. 11. Quality Control. Among all of the 50,000 aspirin tablets pro- duced by a pharmaceutical company over a given period, a sample of 200 tablets is tested and it is found that 4% of them do not meet specifications.
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