Please use general math and not excel to solve these questions Please explain in the most detailed way possible QUESTION 10 The average spending at Neco's salad bar is $8 6 with a standard deviation of $3 42 The distribution follows Normal distribution The management is interested in the middle 85 of the customers (spending wise) as it believes that they represent the customer base What will be the difference between the upper and lower spending cut offs which define the middle 85 of the customers QUESTION 12 The average spending at Neco's salad bar is $8 7 with a standard deviation of $2 65 The distribution follows Normal distribution The management is interested in the middle 80 of the customers (spending wise) as it believes that they represent the customer base What will be the difference between the upper and lower spending cut offs which define the middle 80 of the customers

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Question: Please use general math and not excel to solve these questions. Please explain in the most detailed way possible. QUESTION 10 The average spending at

Please use general math and not excel to solve these questions. Please explain in the most detailed way possible.

QUESTION 10

The average spending at Neco's salad bar is $8.6 with a standard deviation of $3.42.The distribution follows Normal distribution.The management is interested in the middle 85% of the customers (spending wise) as it believes that they represent the customer base.What will be the difference between the upper and lower spending cut-offs which define the middle 85% of the customers?

QUESTION 12

The average spending at Neco's salad bar is $8.7 with a standard deviation of $2.65.The distribution follows Normal distribution.The management is interested in the middle 80% of the customers (spending wise) as it believes that they represent the customer base.What will be the difference between the upper and lower spending cut-offs which define the middle 80% of the customers?

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