About 68% of the people will score between 85 and 115.
The values of 85 and 115 are exactly 15 points away, or 1 standard deviation, away from the mean.
According to the empirical rule, about 68% of the values in a normal distribution are within 1 standard deviation of the mean.
Answer:
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Step-by-step explanation:
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Answer:
Not probabillity of picking a green marble is 80%
Step-by-step explanation:
Hello,
Yes since (2*6.4)²+9.6²=256=16²
Angle A=90°