Mathematics, 18.06.2020 19:57 NijaNij
HELP PLZ!!
Rashad is a hotel manager. He surveyed a random sample of 120 guests and asked them which floor their room was and about their level of satisfaction.
Rashad wants to perform a χ2 squared test of independence between floor and satisfaction.
What is the expected count for the cell corresponding to satisfied guests that stayed in floors 777 to 999?
You may round your answer to the nearest hundredth.
Answers: 3
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Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m
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Rashad is a hotel manager. He surveyed a random sample of 120 guests and asked them whic...
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