Question

estion 25 St yet I am conducting a study in which I have to watch many videos to determine whether dogs play with certain toys. My supervisor is not sure I am good at telling the difference between playing with a toy and not playing with a toy. Which of the following would be a good way to test my reliability in measuring play behavior? swered ints out of 00 P Flag uestion Select one: O a Have someone else watch the same video and compare our ratings O b. Change the construct definition of play to fit the data I have obtained O CHave me watch more videos of dogs and change my rating strategy every day O d. Hire many research assistants and allow each assistant to rate only one dog video Question 26 answered I have collected data for two years for a study on weight loss. Up until now, it looks like the exercise program in the study is having some effect on weight on the last day of data collection, I get on the weighing scale and am surprised by the reading Have I lost 5 pounds since this morning? I step off the scale and then step back on. Now I am pounds heavier repeat two more times and get a different number each time. I ask the lab manager when is the last time the scale was tested for accuracy, and find out that it has never been tested: Can I do anything with my data? Points out of 2.00 F question Select one: aNo because the lab manager might teil on me O b. Yes, as long as I do not include the data from the day I noticed the scale was wrong O c. No, my conclusions have no validity because my scale was not reliable O d. Yes, because it did show a trend towards weight loss, and that might be important

Answer 1

25. The correct answer is Option A. Have someone else watch the video and compare our ratings.

26. The correct answer is Option C. The conclusion is not valid because the weighing scale was not reliable.