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Calculate the p-value using excel

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Reference no: EM132907103

When the background music tempo was slow, the mean amount of bar purchases for a sample of 19 restaurant patrons was $30.54 with a standard deviation of $15.10. When the background music tempo was fast, the mean amount of bar purchases for a sample of 12 patrons in the same restaurant was $20.98 with a standard deviation of $9.60.

Assuming equal variances, at α = 0.01

(a-2) Calculate the tcalc. (Round your answer to 3 decimal places.)

tcalc _____

(b) Calculate the p-value using Excel.(Round your answer to 4 decimal places.)

p-value ______

Reference no: EM132907103

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