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Belk Department Store is having a special sale this weekend. Customers charging purchases of more than $50 to their Belk credit card will be given a special Belk Lottery card. The customer will scratch off the card, which will indicate the amount to be taken off the total amount of the purchase. Listed below are the amount of the prize and the percent of the time that amount will be deducted from the total amount of the purchase. Prize Amount $ 10 25 50 100 Probability 50 40 08 02 Click here for the Excel Data File a. What is the mean amount deducted from the total purchase amount? Mean

Belk Department Store is having a special sale this weekend. Customers charging purchases of more than $50 to their Belk credit card will be given a special Belk Lottery card. The customer will scratch off the card, which will indicate the amount to be taken off the total amount of the purchase. Listed below are the amount of the prize and the percent of the time that amount will be deducted from the total amount of the purchase. Prize Amount $ 10 25 50 100 Probability 50 40 08 02 Click here for the Excel Data File a. What is the mean amount deducted from the total purchase amount? Mean

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1DE
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b. What is the standard deviation of the amount deducted from the total purchase? (Round-your answer to 2 decimal places.) Standard deviation 4
Transcribed Image Text:b. What is the standard deviation of the amount deducted from the total purchase? (Round-your answer to 2 decimal places.) Standard deviation 4
Belk Department Store is having a special sale this weekend. Customers charging purchases of more than $50 to their Belk credit card will be given a special Belk Lottery card. The customer will scratch off the card, which will indicate the amount to be taken off the total amount of the purchase. Listed below are the amount of the prize and the percent of the time that amount will be deducted from the total amount of the purchase. Prize Amount $10 25 50 100 Probability .50 40 08 02 Click here for the Excel Data File Mean a. What is the mean amount deducted from the total purchase amount?
Transcribed Image Text:Belk Department Store is having a special sale this weekend. Customers charging purchases of more than $50 to their Belk credit card will be given a special Belk Lottery card. The customer will scratch off the card, which will indicate the amount to be taken off the total amount of the purchase. Listed below are the amount of the prize and the percent of the time that amount will be deducted from the total amount of the purchase. Prize Amount $10 25 50 100 Probability .50 40 08 02 Click here for the Excel Data File Mean a. What is the mean amount deducted from the total purchase amount?
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