Question: 1.With 95% confidence, the program director estimated the proportion of MGMT 650 students that are very satisfied is 90% 5%. a.There is a 5% probability
1.With 95% confidence, the program director estimated the proportion of MGMT 650 students that are very satisfied is 90% 5%.
a.There is a 5% probability that the true proportion of very satisfied students falls between 85% and 95%.
b.With 95% probability, the true proportion of very satisfied students falls between 85% and 95%.
c.With 95% probability, random confidence intervals contain the true proportion. Loosely, we say that with 95% confidence.
d.The proportion of very satisfied students cannot be off by more than 5%.
2.With 80% confidence, for sample proportion 0.56 and sample size 28, what is the upper confidence limit with 2 decimal places?
3. What is the margin of error for the population mean at 90% confidence level for the following information
Wait Time (minutes)
1.1
6.8
1.9
0.1
0.4
3.1
1.9
2.0
5.1
1.3
3.6
3.6
2.7
1.9
7.5
3.8
2.3
9.2
3.0
3.3
1.8
4.9
6.0
4.1
1.8
5.7
6.7
2.4
3.3
8.6
a..75
b..74
c..73
d..72
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