The mean score of a placement exam for entrance into a math class is 80, with a standard deviation of 10. Use the empirical rul
1 answer:
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Divide the amount of teenagers that smoked by the total population:
Multiply this decimal by 100 to convert into a percentage:
To round to the nearest decimal place, look at the hundredths value:
8.53
3 > 5
8.53 -> 8.5
8.5% of teenagers reported that they smoked at least one cigarette.
Multiply this decimal by 100 to convert into a percentage:
To round to the nearest decimal place, look at the hundredths value:
8.53
3 > 5
8.53 -> 8.5
8.5% of teenagers reported that they smoked at least one cigarette.