QUESTION 8     Mr. Ndlovu says that one-third (1/3) of the children from his Science class are absent today. 15 children from the class are absent. How many children are normally in his class? [ans1] (1)

  QUESTION 6     The number 2 835 rounded off to the nearest 10 is: (1)

  QUESTION 9     Look at the flow diagram below and fill in the missing output numbers. Replace the letters a, b,c,d,e with the correct output number. (5)   Click on the button below to open the image.            a.[ansa]     b.[ansb]      c.[ansc]      d.[ansd]      e.[anse]        

  QUESTION 5     500 people went to watch a soccer match. 70 people left at half time. How many people watched the whole match? (1)

  QUESTION 2     What is the place value of the 8 in 7 689? (1)

  QUESTION 16     The sum of 231, 9 and 7 will be an even number. (1)

Establishing construct validity would be most important for which of the following?

In addition to the three principles derived from the Belmont Report, which of the following two principles were added in the principles put forth by the American Psychological Association?

Imagine you read the following headline: “Men Should Avoid Rock Music When Playing Board Games.”  In the study, men and women played the game “Operation” when listening to different types of music. Male participants performed worse when listening to AC/DC than when listening to Mozart, but female participants’ performance did not differ based on music. Which of the following is a constant in this study?

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