(Answered) Domestic goats follow gaze direction and use social cues in

Statistics

"Domestic Goats Follow Gaze Direction and Use Social Cues in An Object Choice Task," published online in Animal Behavior in January 2005, included information on 23 goats' performance in a bucket-selection task.

a. If a comparison is to be made for each goat's performance when cued by touching versus pointing, would this be a paired, two-sample, or several-sample design?

b. State the appropriate null hypothesis, first in terms of variables and then in terms of parameters.

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