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a bank has the following data on the gender and marital status of 200 customers: single 20 male 30 female, married male 100 female 50, a. what is the probabilty of finding a customer who is single? b. if a customer is female, what is the probability that she is single? c. what is the prpobability that a customer is male or female? d. is marital status independent of gender? explain/ e. are gender and marital status mutually exclusive? why?
In standardized form, the normal distribution a) Has a mean of 0 and a standard deviation of 1 b) Has a mean of 1 and a variance of 0 c) Has an area equal to 0.5 d) Cannot be used to approximate discrete probability distributions
Critically the difference between Paramaeter and Statistics and Critically discuss the concept of operationalize? What are focus groups
What fraction of the calls last between 4.2 and 5 minutes?
Could you please explain in words how you figure out deciles, quartiles, kurtosis, skewness in Excel? How do you find the sum count, largest, and smallest in Excel?
During normal business hours on the east coast, calls to the toll-free reservation number of the Nite Time Inn that the numb roy calls per minute can be described by the Poisson distribution.
The overall model statistically adequate at a 0.05 level of significance for predicting sale price(y)? For a moving average which is not true?
What is the probability that the police will strike and the firefighters will not? What is the probability that the firefighters will strike and the police will not?
Write a brief summary of the distribution of the area of homes.
What is the equation for this regression model?
Would you play this game if you wanted to make money? What do we expert the value of the results of the game to be?
The formula for a 95% confidence interval yields the interval 640 ± 5.88. Find out whether each of the given statements is true or false.
Create a 95% confidence interval for true mean debt for student borrowers.
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