Statistics

Statistics

62. Sampling in which every possibility (characteristic) within the given population has an equal opportunity or likelihood of being selected for the sample; produces an unbiased representation of the population. a. Non-probability sampling

66. For the following data set, what is the mean? 31, 33, 30, 31, 35, 33, 36, 28, 42, 37, 33 a. 35 b. 32.5 c. 33 d. 33.5 67. For the following data set, what is the mode? 31, 33, 30, 31, 35, 33, 36, 28, 42, 37, 33 a. There is no mode b. 32.5 c. 33 d. 33.5 68. For the following data set, what is the mode? 28, 30, 31, 31, 31, 33, 33, 33, 35, 36, 37, 42 a. There is no mode b. 32.5 c. 33 d. 33.5 69. In a scatter plot, which variable is on the y-axis? a. Independent b. Dependent c. Whichever has a greater range d. Whichever has a greater standard deviation 70. In a scatter plot, which variable is on the x-axis? a. Independent b. Dependent c. Whichever has a greater range d. Whichever has a greater standard deviation

b. Probability sampling c. Stratified sampling d. Cluster sampling

63. Sampling in which not every possibility (characteristic) within the given population has an equal opportunity or likelihood of being selected for the sample; produces an unbiased representation of the population. a. Non-probability sampling

b. Probability sampling c. Stratified sampling d. Cluster sampling

64. How many steps are involved in selecting a sample?

a. 2 b. 6 c. 3 d. 5

65. For the following data set, what is the median? 28, 30, 31, 31, 33, 33, 33, 35, 36, 37, 38, 42 a. There is no median b. 32.5 c. 33 d. 33.5

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