THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 48

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A sales representative has 425 accounts.From a random sample of 60 of these accounts,she found that the average yearly order was $1,250 with a standard deviation of $70.She also found that 28 out of 60 in the sample have placed an order in the last four weeks.
-Find the 90% confidence interval for the proportion of all accounts that placed an order within the last four weeks.

• A)0.467 ± 0.412
• B)0.467 ± 0.266
• C)0.467 ± 0.838
• D)0.467 ± 0.120

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Definitions:

Powerful Computers

High-performance computing systems capable of processing and analyzing vast amounts of data at high speeds.

Networked Together

The state or process of connecting multiple computers, systems, or devices together to share resources, data, or communications.

External Computer Networks

Networks that extend beyond a single organization, allowing for data communication between external and internal networks.

CPU

Stands for Central Processing Unit, the primary component of a computer that performs the majority of processing inside a computer to carry out commands from the software.