ItzelRugerio2325 ItzelRugerio2325

13-03-2024
Mathematics

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SAT mathematics scores of students in a large school district are approximately normal with a mean of 580 and a standard deviation of 140. Use the Empirical Rule to answer the following questions.
What interval contains the middle 68% of SAT math scores?

Respuesta :

jsimpson11000 jsimpson11000

13-03-2024

Step-by-step explanation:

68% would be encompassed by one standard deviation BELOW the mean to one standard deviation ABOVE the mean or

(580 -140) to (580+140)

440 to 720

Answer Link

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