cld484
01.04.2021 •
Mathematics
The average spending at Neco's salad bar is $8.74 with a standard deviation of $2.92. The distribution follows t-distribution. The management is interested in the middle 90% of the customers (spending wise) as it believes that they represent their true customer base. What will be the difference between the upper and lower spending cut-offs which define the middle 90% of the customers if the sample contains 41 customers
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