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sweet-ann [11.9K]

3 years ago

9

A school psychologist at a large high school took a random sample of 16 students and asked how much sleep they get on a typical

weekend night. The sample data were roughly symmetric with a mean of 8.75 hours and a standard deviation of 1.5 hours

1 answer:

puteri [66]3 years ago

7 0

Answer:

8.75 +/- 0.657

Step-by-step explanation:

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Ecuaciones lineales , El valor de x , x+7 = 2 necesito saber el reasultado de este ejercicio.

Ratling [72]

Answer:

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Step-by-step explanation:

x+7=2

-7 | -7 -7 from both sides

x= -5

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Asked and answered elsewhere.
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4 years ago