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
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