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netineya [11]
3 years ago
10

8. The mean of the winning scores of a bowling tournament over the last 10 years was 279, with a standard deviation of 3. Consid

ering that the scores were in a normal
distribution, how many scores were below 282?
Mathematics
1 answer:
Naily [24]3 years ago
8 0

We Answer:

84.134% of the scores

Step-by-step explanation:

-This questions needs as to determine the probability of scores less than 282 then find the expectation;

-Let X be the score of a random selection:

P(X

=84.134\%

The probability of scores below 282 is 0.84134 or 84.134%

Hence, 84.134% of the scores were below 282

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