Casio ALGEBRA FX2.0 Advanced Statistics Examples 2 Manual do Utilizador

26exampleskkkkk 1-Sample Z IntervalSet Up1. On the icon menu, select STAT2.Execution2. When using list data (List is selected as the Data parameter),

35examplesExample A paint manufacture wants to determine the average drying time of anew interior wall paint. If for 12 test areas of equal size he ob

36exampleskkkkk 2-Sample t Interval (Pooled On)Set Up1. On the icon menu, select STAT2.Execution2. When using list data (List is selected as the Data

37examplesExample Factory A and Factory B both manufacture the same item. To comparethe productivity of the two factories, the production data shown b

38exampleskkkkk 2-Sample t Interval (Pooled Off)Set Up1. On the icon menu, select STAT2.Execution2. When using list data (List is selected as the Data

39examplesExample Factory A and Factory B both manufacture the same item. To comparethe productivity of the two factories, the production data shown b

27examplesExample In a random sample of size n = 20 from a normal populationwith the standard deviation σ = 15 and the mean ooooo = 64.3,construct a 9

28exampleskkkkk 2-Sample Z IntervalSet Up1. On the icon menu, select STAT2.Execution2. When using list data (List is selected as Data parameter), be s

29examplesExample Construct a 94% confidence interval for the difference between themean lifetimes of two kinds of light bulbs(µ1-µ2), given that rand

30exampleskkkkk 1-Prop Z IntervalSet Up1. On the icon menu, select STAT2.Execution2. 4(INTR)b(Z)d(1-Prop)... 1-Prop Z Interval3. Set calculation param

31examplesExample Suppose 800 students were selected at random from a student bodyof 20,000 and given shots to prevent a certain type of flu. All 800s

32exampleskkkkk 2-Prop Z IntervalSet Up1. On the icon menu, select STAT2.Execution2. 4(INTR)b(Z)e(2-Prop)... 2-Prop Z Interval3. Set calculation param

33examplesExample If 132 of 200 male voters and 90 of 150 female voters favor a certaincandidate running for governor of Texas, find a 99% confidencei

34exampleskkkkk 1-Sample t IntervalSet Up1. On the icon menu, select STAT2.Execution2. When using list data (List is selected as Data parameter), be s