Question
Question 1
A school psychologist reports that the mean number of hours the students at this school sleep each night is 8 hours. The students believe the mean is not 8 hours. To find an estimate of the true mean, they select a random sample of 15 students from their school and ask how many hours each slept last night.
A stemplot and boxplot of the numbers of hours are shown here.
A school psychologist reports that the mean number of hours the students at this school sleep each night is 8 hours. The students believe the mean is not 8 hours. To find an estimate of the true mean, they select a random sample of 15 students from their school and ask how many hours each slept last night.
A stemplot and boxplot of the numbers of hours are shown here.
Answers
PsyDAG
Plots are not shown. Copy and paste might not be working.
Also, what is your question?
Also, what is your question?