Question

Question 1 Not answered Marked out of 1.00 Q1. A survey of 31 emergency room patients found that the average waiting time for treatment was 174.3 minutes. Assuming that the population standard deviation is 46.7 minutes, find the 92% confidence of the population mean. Question 2 Not answered Marked out of 1.00 Q2. Each month, an Omani household generates an average of 28 pounds of garbage for recycling. Assume the standard deviation is 2 pounds. If a household is selected at random, find the probability of its generating i. Between 27 and 31 pounds per month ii. More than 30.2 pounds per month Assume the variable is approximately normally distributed.

          Question 1
Not answered Marked out of 1.00
Q1. A survey of 31 emergency room patients found that the average waiting time for treatment
was 174.3 minutes. Assuming that the population standard deviation is 46.7 minutes, find the
92% confidence of the population mean.
Question 2
Not answered Marked out of 1.00
Q2. Each month, an Omani household generates an average of 28 pounds of garbage for recycling.
Assume the standard deviation is 2 pounds. If a household is selected at random, find the
probability of its generating
i. Between 27 and 31 pounds per month
ii. More than 30.2 pounds per month
Assume the variable is approximately normally distributed.

Question 1
Not answered Marked out of 1.00
Q1. A survey of 31 emergency room patients found that the average waiting time for treatment
was 174.3 minutes. Assuming that the population standard deviation is 46.7 minutes, find the
92% confidence of the population mean.
Question 2
Not answered Marked out of 1.00
Q2. Each month, an Omani household generates an average of 28 pounds of garbage for recycling.
Assume the standard deviation is 2 pounds. If a household is selected at random, find the
probability of its generating
i. Between 27 and 31 pounds per month
ii. More than 30.2 pounds per month
Assume the variable is approximately normally distributed.

Added by Martha L.

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