A Level Statistics: Unit 9 - Normal Distribution Mean and Variance 0.0 / 5 ? StatisticsThe Normal Distribution meanvariancestandard deviationA2/A-levelEdexcel Created by: MrsHodgettsStatisticsCreated on: 27-04-22 09:27 72356184 Across 1. If you know the ________ _________ and one tail point you can find the mean (8, 9) 4. If you know the mean and one ____ _____ you can find the standard deviation (4, 5) Down 2. If µ AND σ are unknown we must use these equations to solve ______________ (14) 3. To find µ and/or σ we can use the z value from Table 4 then substituting into the ________ Normal formula (z). (8) 5. If you know the ____, standard deviation and one tail point you can find the value of x (4) 6. If you know ___ tail points you can find the mean and standard deviation (3) 7. The mean and variance are the __________ of the normal distribution (10) 8. If µ or σ are _______ parameters we must work backwards from the probability to work them out (7)
Comments
No comments have yet been made