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Assume you are working with MyBank. The Bank executed a campaign to cross-sell Personal Loans. As part of their Pilot Campaign, 20000 customers were sent campaigns through email, sms, and direct mail. They were given an offer of Personal Loan at an attractive interest rate of 12% and processing fee waived off if they respond […]
In Exercise 26 through 39, find the probabilities for each, using the standard normal distribution. 26- P(0<z<1.96)
A recent survey by the alumni of a major university indicated that the average salary of 8000 of its 250,000 graduates was $120,000. This number is aA parameterB statistic
The following data represent the monthly service fee in dollars if a customer’s account falls below the minimum required $1,500 balance for a sample of 26 banks:12 8 5 5 6 6 10 10 9 7 10 7 7 5 0 10 6 9 12 0 5 10 8 5 5 6Construct a 99% confidence […]
How do i test for significant differences between two variables at the 0.05 level of significance from a complete ANOVA (analysis of variance) table?
14. Evolutionary theories often emphasize that humans have adapted to their physicalenvironment. One such theory hypothesizes that people should spontaneouslyfollow a 24-hour cycle of sleeping and waking—even if they are not exposed tothe usual pattern of sunlight. To test this notion, eight paid volunteers wereplaced (individually) in a room in which there was no light […]
There are several methods for calculating fuel economy. Go to the Resources section in this syllabus and open the file mileage.xls. The table in the file indicates the mileage(tổng số dặm đã đi được), as calculated by owners and by current standards.1. Compute the covariance.2. Compute the correlation coefficient.3. Which do you think is more […]
Suppose A and B are mutually exclusive events. We know the probability of A occurring is 0.40 while the probability of B occurring is 0.30
The Johns Hopkins Regional Talent Searches gives the Scholastic Aptitude Test (intended for high school juniors and seniors) to 13-year-olds. In all, 19,883 males and 19,937 females took the tests between 1980 and 1982. The mean scores of males and females on the verbal test are nearly equal, but there is a clear difference between […]
