Author: Anonymous

SCENARIO: Dr. Rodriquez is considering conducting a study ex…

SCENARIO: Dr. Rodriquez is considering conducting a study examining whether people who score higher on a measure of narcissism have poorer romantic relationships. One of her first tasks is to determine each participant’s level of narcissism. She decides to use a narcissism scale created by a colleague, the Donal Scale. Question 1 of the Donal Scale reads, “I think about myself much more than I think about others.” Question 2 of the Donal Scale reads, “I do not have a high opinion of myself.” Question 3 of the Donal Scale reads, “Other people think I am really special.” Participants are asked to respond to these items using a 1 (strongly disagree) to 5 (strongly agree) scale.   Before using the measure in her study, Dr. Rodriquez gives the measure to a group of participants on the first day of the semester and again on the last day of the semester. She then compares the scores between the two time points. This is a test of __________________. Dr. Rodriguez then examines the scatterplot of the data she collected on the first day of the semester and the last day of the semester. On the scatterplot, she sees that the dots are very close to forming a diagonal line. This scatterplot indicates _______________________.

SCENARIO: Dr. Sheffield is a clinical psychologist who speci…

SCENARIO: Dr. Sheffield is a clinical psychologist who specializes in treating pathological gambling. Pathological gambling is defined as being unable to resist impulses to gamble. Bothered by not having a good measure that he can give to clients to determine whether they are suffering from this condition, he creates a new measure of pathological gambling. The measure has 15 questions, and it takes 20 minutes to complete. To test his measure, Dr. Sheffield gives his measure to a group of people in Gamblers Anonymous (GA) and another group in Alcoholics Anonymous (AA). He finds that people in the GA group have higher scores on his new measure than people in the AA group. Why did Dr. Sheffield do this? What is this procedure known as?

  QUESTION 1     Read the question below carefully…

  QUESTION 1     Read the question below carefully and give the HANDWRITTEN answers on folio paper. Once you have answered all the questions (on one page) showing your working out clearly, upload an image of your work. Remember when answering a word problem, you should include: Number sentence, working out, and answer. Don’t forget to number your work correctly.   1.1 Gemma and George are twins that want to buy a new PlayStation.  At their birthday party, they each receive R1 500 from their parents, R550 from their uncle, and R2 000 from their grandparents. How much money do Gemma and George have altogether? (Show all your calculations). (3) 1.2 A new PlayStation costs R9 999. If Gemma and George have saved R7 498, how much money do they still need to be able to afford the PlayStation? (Show all your calculations). (3) 1.3 After they have saved enough money and bought the PlayStation Gemma and George also want to buy a few games. Each game costs R639, they want to buy 5 games. What will the total cost be? (3) 1.4 George sees on Bid or Buy online store that someone is selling 8 games for R864. What would the cost be per game? (Show all your calculations). (3) 1.5 Jack needs to walk 7/10 of a kilometer to school. He has already walked 3/10 of a  kilometer. How much further does Jack need to walk? (1) 1.6 Work out the following and show the answer in the simplest form:      2 and 3/8  +  2 and 5/8 =     (2)