​Anika and Sam Are Astronauts Floating in Space Outside Their

question 65

Multiple Choice

​Anika and Sam are astronauts floating in space outside their spaceship.They are tethered together by a rope of length 10.5 m.They both begin pulling on the rope at the same time.Anika has mass of 80 kg,and Sam 100 kg.Because her mass is less,Anika reaches the middle of the rope first.Assuming the center of the rope is at the origin and that Anika and Sam start at 5.25 m and -5.25 m,respectively,where is Sam when Anika reaches the middle?

• A)​1.05 m
• B)0.53 m
• C)9.45 m
• D)4.20 m

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Definitions:

Shiller Real Home Price Index

An inflation-adjusted measure of home prices in the United States, providing insight into housing market trends over time.

Mean Absolute Deviation

The average of the absolute differences between each data point and the mean of the dataset, indicating variability.

Shiller Real Home Price Index

An inflation-adjusted index that tracks changes in the price of residential real estate over time, developed by economist Robert Shiller.

Mean Square Error

It is a measure used in statistics to indicate the average squared difference between the estimated values and the actual value.