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A financial institution transfers a large data faile every evening from offices around the world to its San Antonio headquarters. Once the file is received, it must be cleaned and partitioned before being stored in the company's data warehouse. Each file is the sames size and the time required to transfer is normally distributed with a mean of 1.5 hours and a standard deviation of 15 minutes.
1: If one file is selected at random what is the probability that it will take longer than 1 hour and 55 mintutes to transfer the file?
2: If a manager must be present until 85% of the files are transfered, how long will the manager need to be there?
3: What percentage of the data files will take between 63 minutes and 110 minutes to be transferred?
A multiple regression equation for list price of homes in certain community in USA is=170,000 -850 X 1 + 28,000 X 2 , where X 1 signifies age in years and X 2 signifies number of rooms.
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The response variable is the change in cholesterol level after two months of treatment. An analysis of variance will be used to compare the three treatments. What null hypothesis is tested by this ANOVA F-test?
Jeweller desires to know how many of each item to make each week to maximize profit. Create the integer programming model for this problem (written in format similar to way Problems 1 and 2 were presented).
The manager for Select-a-Seat, a company that sells tickets to athletic games, concerts, and other events, has determined that the number of people arriving at the Broadway location on a typical day is Poisson distributed with a mean of 12 per hou..
An investment counselor would like to meet with 12 of his clients on Monday, but he has time for only 8 appointments. How many different combinations of the clients could be considered for inclusion into his limited schedule for that day?
He argues that the regression effort says people who perform very poorly in their previous job tend to perform well in their next job. Is this what the regression effect says? Explain.
For such groups of 800, would it be unusual to get 687 consumers who recognize the Dull Computer Company name?
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