Modules Analysing And Interpreting Data Answer Both Questions S A The Weight Of Bags Of Applies Follows A Normal Dis 1 (10.62 KiB) Viewed 27 times
Modules Analysing And Interpreting Data Answer Both Questions S A The Weight Of Bags Of Applies Follows A Normal Dis 2 (11.13 KiB) Viewed 27 times
MODULES: ANALYSING AND INTERPRETING DATA Answer BOTH questions S. (a) The weight of bags of applies follows a normal distribution with mean, ], and an unknown variance, el. A random sample of 150 bags of apples we = 1600 and 9-18046 Calculate unbiased estimates for the mean and standard deviation of x. 15 mars (1) State an appropriate distribution for the sample mean, X
() Determine an approximate 95%.confidence interval for the unknown population ma p3 marul As inspector wishes to the 11t the 10 e level (iv) Formulate the developers [2 marka 0) Determine the critical Il marki (VD Determine the rejection relo [1 mark]
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