Applied Statistics in the Behavioral Sciences chapter 7 -...

This preview shows page 1 - 2 out of 2 pages.

Chapter 7 30 ) 38 ) 40 A] People who use antibacterial products have the same level of skin dryness than people who do not use antibacterial products; H 0 : μ 1 = μ 2 People who use antibacterial products have a higher level of skin dryness than people who do not use antibacterial products; H 1 : μ 1 > μ 2
B] Students who sit in the front row get the same grades than students who do not sit in the front row. H 0 : μ 1 = μ 2 Students who sit in the front row get higher grades than students who do not sit in the front row. H 1 : μ 1 > μ 2 C] People who use cell phones have the same level of closeness with their long- distance relationships than people who do not use cell phones. H 0 : μ 1 = μ 2 People who use cell phones have a higher level of closeness with their long- distance relationships than people who do not use cell phones. H 1 : μ 1 > μ 2 50 A] Their sample would be crops from areas that had not experienced radiation. B] Population 1: Crops from areas that had not experienced radiation. Population 2: Crops from areas that had experienced radiation.

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture