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The scores on a standardized test are normally distributed with a mean of 95 and standard...

The scores on a standardized test are normally distributed with a mean of 95 and standard deviation of 20. What test score is 0.5 standard deviations above the mean?

Solutions

Expert Solution

Test score =

                  = 95 + 0.5 * 20

                  = 105

                    

                                                          

                                       

                                  

                                    

                                

                                            

                                     


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