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## A dump of our free Chat sessions, in case it is useful. It excludes white boards used during paid sessions.

student : yes, would you like the problem now
student : The electric company has studied customers coming into their office for all customers is 5.3 minutes. The accounts manager produced a sample of 36 customers which showed that the average time it took for a customer to pay their pay bill was 6 minutes with a standard deviation of 1.75 minutes. Perform a hypothesis test using the critical value approach to determine if the claim by the accounts manager is true. use a=.05
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student : ok
student : The electric company has studied customers coming into their office for all customers is 5.3 minutes. The accounts manager produced a sample of 36 customers which showed that the average time it took for a customer to pay their pay bill was 6 minutes with a standard deviation of 1.75 minutes. Perform a hypothesis test using the critical value approach to determine if the claim by the accounts manager is true. u

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