Solution Found!
A one-sided confidence interval can be found for a mean by
Chapter 7, Problem 21EC(choose chapter or problem)
Parking Meter Revenue A one-sided confidence interval can be found for a mean by using \(\mu>X^{-}-t_{a} \frac{s}{\sqrt{n}} \text { or } \mu<X^{-}+t_{a} \frac{s}{\sqrt{n}} \text { where } t_{a}\) is the value found under the row labeled One tail Find two one-sided 95% confidence intervals of the population mean for the data shown, and interpret the answers. The data represent the daily revenues in dollars from 20 parking meters in a small municipality.
2.60 1.05 2.45 2.90
1.30 3.10 2.35 2.00
2.40 2.35 2.40 1.95
2.80 2.50 2.10 1.75
1.00 2.75 1.80 1.95
Questions & Answers
QUESTION:
Parking Meter Revenue A one-sided confidence interval can be found for a mean by using \(\mu>X^{-}-t_{a} \frac{s}{\sqrt{n}} \text { or } \mu<X^{-}+t_{a} \frac{s}{\sqrt{n}} \text { where } t_{a}\) is the value found under the row labeled One tail Find two one-sided 95% confidence intervals of the population mean for the data shown, and interpret the answers. The data represent the daily revenues in dollars from 20 parking meters in a small municipality.
2.60 1.05 2.45 2.90
1.30 3.10 2.35 2.00
2.40 2.35 2.40 1.95
2.80 2.50 2.10 1.75
1.00 2.75 1.80 1.95
ANSWER:Step 1 of 2
The given data is
X |
2.6 |
1.3 |
2.4 |
2.8 |
1 |
1.05 |
3.1 |
2.35 |
2.5 |
2.75 |
2.45 |
2.35 |
2.4 |
2.1 |
1.8 |
2.9 |
2 |
1.95 |
1.75 |
1.95 |
|
We have to find two one-sided 95% confidence intervals of the population mean.