CHDA 7/8/9 Test Questions and
Answers 100% Solved
A random selection of claims within three DRGs represents what type of sample?
Stratified sample
Simple random sample
Systematic sample
Cluster sample ️️Stratified sample
What information should be included in a sampling plan?
Univer...
CHDA 7/8/9 Test Questions and Answers 100% Solved A random selection of claims within three DRGs represents what type of sample? Stratified sample Simple random sample Systematic sample Cluster sample ✔️✔️Stratified sample What information should be included in a sampling plan? Universe or population Random seed Inclusion and exclusion criteria All of the above ✔️✔️All of the above Which of the following scenarios represents a non probability sample? A sample of 10 selected via random number assignment A sample of all of the records coded on a randomly selected date A sample of the first 10 students entering a classroom A sample of the first 10 subjects on a list sorted by the last two digits of their social security number ✔️✔️A sample of the first 10 students entering a classroom An analyst is asked to select a random sample from the population of patients that visited a clinic during the last month. The sampling frame is presented to the analyst as a hard copy list. What sampling technique is more appropriate in this situation? Simple random sample Systematic sample Cluster sample Stratified sample ✔️✔️Systematic sample A listing of all subjects eligible to be sampled is called: Sampling frame Sample Strata Random number ✔️✔️Sampling frame Why is setting and recording the random seed important in random number generation? All random number generation programs require a seed The random numbers will be reproducible The sample is not random unless the seed is set The random seed is not important in sampling ✔️✔️The random numbers will be reproducible What impact does increasing the sample size have on precision? Larger sample size results in a less precise estimate Large sample sizes result in a more precise estimate Sample size does not impact precision ✔️✔️Large sample sizes result in a more precise estimate RAT-STATS is: A sampling software tool distributed by the OIG
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