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Instruction 7.1
Times spent studying by students in the week before final exams follow a normal distribution with a standard deviation of 8 hours. A random sample of 4 students was taken in order to estimate the mean study time for the population of all students.
-Referring to Instruction 7.1,what is the probability that the sample mean exceeds the population mean by more than 2 hours?
Sensitive Parents
Caregivers who respond appropriately and promptly to their child's needs, showing an understanding and consideration of the child's emotional and physical states.
Securely Attached
A form of attachment where children show a strong and positive bond with their caregivers, feeling secure to explore their environment.
Majority
The greater part or number in a group, or more than half of the total.
United States
A country in North America consisting of 50 states and is a federal republic.
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