Least square regression equation

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Reference no: EM1321041

Question: A researcher notices on his morning commute that as the announced "time-late" increases, other commuters around him check their watch less frequently. Interested in this relationship, the researcher conducts an experiment over the next few weeks. Each morning he first chooses a commuter at random. Once the train is late, he begins observing the subject noting the number of times he/she checks the time. He continues to count until the train arrives. The data on six fellow commuters are as follows:

Announced Minutes Late (X)

Number of Looks at Watch (Y)

9

21

11

17

16

17

22

10

24

7

32

4

If the train were announced to be running  thirteen minutes late, how many times would you predict the man next to you would check the time?

 

Reference no: EM1321041

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