Business Statistics MCQ Questions Answers

1. As a general guideline, the research hypothesis should be stated as the _____.

2. A retailer targeting low income groups is an example of the _____ strategy.

3. If the time series in an exponential smoothing model exhibits a negative trend, the _____.

4. The ________ is a line graph that plots the cumulative relative frequency distribution.

5. A ____________ variable can have values that are numbers on the real number line.

6. Are subject to validity problems due to evaluator bias.

7. A _____ is the subset of a population selected to participate in the study.

8. The form of the continuous uniform probability distribution is _____.

9. The true sampling error is usually not known because ________.

10. The range of the coefficient of skewness is ____________.

11. Profits or losses incurred by an organization are represented in its _____.

12. The fourteenth amendment was critically important for civil liberties because it ________.

13. In medicine, 3d printing allows more stylish and less expensive designs for ________.

14. Statistics come from gathering and ________data.

15. Questions that have a simple, definitive answer are called _______ questions.

16. The standard deviation of any uniform probability distribution is ____________.

17. When the acquired firm has a weak culture, it is best to use the _____ merger strategy.

18. For a data set, half of the observations are always greater than the _______.

19. ________ probability represents the likelihood of a single event occurring by itself.

20. Business reports that list only totals, with no individual item details, are called ____.

21. According to the action research model, the _____ before diagnosing the need for change.

22. A paradigm ________.

23. ______ is any change in the content or organization of long-term memory or behavior.

24. _____ is the value of a variable that is estimated from a sample.

25. A pharmaceutical researcher is trying to predict the number of allergic reactions to his developed drug to the age of his volunteers. The number of allergic reactions, in this case, is the ______________ variable.

26. Which is a method that arranges your target population into an ordered scheme from which you can choose participants or items at regular intervals?

27. Your research shows that there is NO difference between the control and treatment groups. Following this, you decide to ________ the null hypothesis.

28. The number of hours worked are positively correlated with the number of mistakes made in the workplace. This means that _____________.

29. In probability calculations, the number of ways that an event can occur is divided by ___________:

30. A ________________ tree helps you reach a decision on whether to rehire the same promotions company or prepare a Request for Proposals.

31. Which is a graphic representation of data based on paired observations?

32. Testing an entire population to determine its parameters is done rarely because it is _______.

33. One of the purposes of conducting business research is to make _____________ about future outcomes.

34. ______________is a method used frequently in choosing samples from populations that differ in ethnic and socioeconomic status.

35. Which provide information about the distribution of the data around the mean?

36. Regression analysis is used to predict the value of the _________ value from the __________ value.

37. To construct a scatterplot, you need at least __________ variables to plot.

38. In the linear regression equation, the slope (b1) is the estimated change of _________________

39. Your company investors want a visual representation that outlines the risks and benefits of launching a new product in 2011. To do so, you prepare a ____________ table.

40. Customer satisfaction and sales figures have a correlation coefficient value of +0.95. This indicates that ___________.

41. A decision tree helps you the following management decision EXCEPT:

42. Nominal data uses numbers to indicate a _______________.

43. The more your data values are spread out, the _________ your range, variance and standard deviation.

44. In multiple regression analysis, a business researcher must manipulate more than one ________ variable.

45. Many statistical calculations are based on _____________.

46. Like with other statistical tools, conclusions drawn from ANOVA depend on the following EXCEPT:

47. The _________ is generally used to provide an idea about the average value in your data set.

48. In which method do the opinions of pre-selected experts solicited in a study?

49. The random error term (ei) refers to deviations of individual values from the ____________ of the sample.

50. Which thing that must be considered in business research ethics EXCEPT

51. Conclusions drawn from a multiple regression analysis depends on all the following factors EXCEPT:

52. Ordinal numbers or data are concerned with _____________.

53. What type of analysis is Estimation?

54. When comparing two different samples, an analysis is done on their ___________.

55. As more police officers patrol an intersection, accidents decrease in frequency. This is an example of a _________ correlation.

56. Which of the following is not an example of Formal Research?

57. An up-slope in the trend line of a regression scatterplot means that the correlation between the two variables is ________.

58. A researcher puts a placebo in a container and administers it to one of his groups. This is the _______ group.

59. Which types of data are called Parametric data?

60. Unlike linear regression analysis, multiple regression can conduct both linear and __________ analysis.

61. Standard deviation is a measure of how well data points _________________ around a central value.

62. Regression analysis is based on ______________ statistical tools.

63. Which is NOT an example of central tendency?

64. What is a list of common elements that allows you to access your population?

65. IBM and Apple are interested in opening stores in the same small Midwestern town. The companies pose ______________ to each other's sales figures due to competition.

66. To study the effectiveness of a new car oil on engines, two sets of cars are split into ______________ and ______________ groups.

67. Correlation analysis provides information about the relationship between two variables EXCEPT:

68. In the simple linear regression model, the intercept is the ______________.

69. A ______________ presents data from two sets of observations or variables.

70. ______________ regions are regions that are necessary to make business decisions on a data curve.

71. The mean of the above sample is ______________.

72. Gaining information from government archives and data repositories is an example of ______________ data.

73. Advantages of the survey and questionnaires method of business research EXCEPT:

74. In the above table, the probability of choosing a Female that does NOT own a Wii out of the entire sample is:

75. One of the limitations of multiple regression is that it (is) ______________.

76. The population that you are interested in studying is called a ______________.

77. Which sample items are chosen from a larger population without any regard for their probabilities or occurrences?

78. There are ______________ coefficients that must be calculated in the simple linear regression equation

79. What produces a number that takes into account how far every data point differs from the mean calculated for the entire data set?

80. Which gives you information on the spread or scatter of your data?

81. A Type II error is the probability of ______________ the null hypothesis when it should be ______________.

82. A correlational study is likely to use ______________ research design.

83. Numerical data or measure that describes a sample is ______________.

84. When conducting business research, the first step in the process is to formulate a ______________.

85. A very large random error term (ei) indicates a ______________ relationship between the dependent variable and independent variable(s).

86. The null hypothesis states that the difference in the means of the treatment and control groups is ______________.

87. The difference between a ______________ and a ______________ is a very important concept in Business Statistics.

88. A scatter plot shows the relationship between Variable X and Variable Y ______________.

89. A good ______________ translates a research question into a format that can be tested using statistical analysis

90. A marketing specialist is studying the effect of retirement on spending habits. Retirement, in this case, is the ______________ variable.

91. A stem-and-leaf display is a way to organize ______________ data into chunks?

92. In the above table, the probability of choosing a Male that Own a Wii out of the entire sample is:

93. A correlation coefficient of weight and cholesterol (HDL) is deemed to be negative. As weight increases, HDL levels

94. ______________ research design is usually used when little information is available about the object of study.

95. Conducting a focus group is an example of ______________ research design.

96. What are the main sources of stress during your workday? is an example of a(an) ______________ question.

97. Correlational analysis is concerned with the ______________ and ______________ of the relationship between two variables.

98. Which is not a data collection method?

99. Costco is preparing to give out surveys to all its weekend shoppers as part of its new promotional campaign. This is an example of a ______________ study.

100. The alternative hypothesis states that the difference in the means of the treatment and control groups is ______________.