Answered

At Westonci.ca, we connect you with the answers you need, thanks to our active and informed community. Join our platform to connect with experts ready to provide accurate answers to your questions in various fields. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

(b) Estimate the percentage of customer accounts for which the number of days is between 22 and 32.Х(Choose one)of the customer accounts have payment made between 22 and 32 days.

B Estimate The Percentage Of Customer Accounts For Which The Number Of Days Is Between 22 And 32ХChoose Oneof The Customer Accounts Have Payment Made Between 22 class=

Sagot :

68%

Explanation:[tex]\begin{gathered} \text{mean = }\mu\text{ = 27} \\ \text{standard deviation = }\sigma\text{ = 5} \end{gathered}[/tex]

Using the empirical formula of normal distribution:

[tex]\begin{gathered} 68\text{ \% of the data fall within }1\text{ standard deviation of the mean} \\ 95\text{ \% of the data fall within 2 standard deviation of the mean} \\ 99.7\text{ of the data fall within 3 standard deviation of the mean} \end{gathered}[/tex][tex]\begin{gathered} x\text{ is betw}en\text{ 22 and 32, we are looking for the percentage} \\ 32\text{ = }27\text{ + 5} \\ 22\text{ = 27 - 5} \end{gathered}[/tex][tex]\begin{gathered} \text{This can be written as: } \\ \text{32 = }\mu\text{ + 1}\sigma \\ 27\text{ = }\mu\text{ - 1}\sigma \\ \text{ 27 < x < 32 = }\mu\text{ - 1}\sigma\text{ < x < }\mu\text{ + 1}\sigma \\ 68\text{ \% of the customer accounts have payment made betw}en\text{ 22 and 32 days} \end{gathered}[/tex]

Thank you for choosing our platform. We're dedicated to providing the best answers for all your questions. Visit us again. Thanks for using our service. We're always here to provide accurate and up-to-date answers to all your queries. Westonci.ca is your trusted source for answers. Visit us again to find more information on diverse topics.