ANSWER THE FOLLOWING: 1. 10. As sample size increases: A} The sampling error decreases B} The sample becomes more biased. C} The validity of the investigation increases. D} The population becomes more accessible. Which of the following has been labeled with a correct measuring scale? A} Severity of a disease: interval B} Hospital room number: ordinal C} The number of heart beats per minute: ratio D} Self-rating of anxiety levels on a ve-point scale: nominal Which of the following statements isfare true about sampling error? I. The greater the sample size, the smaller the probability of sampling error. ll. Sampling error is reected in the discrepancy between the true population parameter and the sample statistic. A} lonly B} ll only C} both land II D} neither I nor ll Given the following three independence ratings on a ve-point scale for three clients A, B and C: A = 1, B = 2, C=5. Which of the following statements isj'are true? I. Client B is twice as independent as A. II. Client C is more independent than either A or B. A} I only B} II only C} both I and II D} neither I nor II The problem with drawing a representative sample of subjects with clinical conditions such as agoraphobia (fear of open spaces} is that: I. Complete lists of sufferers names are usually not available. II. The subjects who consent to participate may be unrepresentative of the target population. A} I only B} II only C} both I and II D} neither I nor II The reading \" 64 kilograms " is a value on atn}: A} Intenral scale B} Nominal scale C} Ordinal scale D} Ratio scale Which of the following is NOT a form of probability sampling? A} Convenience B} Purposive C} Quota D} Systematic In a patient records system, patients are randomly assigned a unique identification number. These numbers represent afn}: A} Interval scale B} Nominal scale C} Ordinal scale D} Ratio scale Which of the following statements isfare true? I. Discrete variables are qualitative variables. II. Quantitative variables can be continuous variables. A} I only B} II only C} both I and II D) neither I nor II Which of the following will give a more accurate representation of the population from which a sample has been taken? A) A small cluster sample. B} A small sample based on stratied sampling. C} A large sample based on purposive sampling. D} A large sample based on simple random sampling