Unit 4 Review MLT 118
Quiz by FTCC MLT Program
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14 questions
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- Q1Accuracy ishitting your intended target or mark - getting as close to the value as possible.30s
- Q2Precision isthe ability to hit the same mark or target each time.30s
- Q3Accuracy is measure withmeasures of central tendency, like mean, median, and mode.30s
- Q4Precision is measured withstandard deviation, %CV and variance.30s
- Q5Quality control data should be bothaccurate and precise30s
- Q6%CV is calculated bySD/Mean times 100.30s
- Q7Variance is a measurement ofdispersion of data points relative to the mean of the data set.30s
- Q8Variance is calculated bySD x SD.30s
- Q9To calculate acceptable range of QC, yousubtract 2SD from the mean for the lower limit and add 2SD to the mean for the upper limit.30s
- Q10If the mean is 10 and the SD is 1, what is the acceptable range of QC?8-12120s
- Q11If the SD is 1, what is the variance?1120s
- Q12If the variance is 1, is the method precise or imprecise?Precise120s
- Q13If the mean is 10 and the SD is 1, what is the %CV?10%120s
- Q14If the method has a %CV of 10%, is the overall precision of the method reliable?Yes. 10% or less than is acceptable.120s