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On its municipal website, the city of Tulsa states that the rate it charges per 5 CCF of residential water is S21.62. How do the residential water rates of other J.S. public utilities compare to Tulsa's rate? The file ResidentialWater contains the rate per 5 CCF of residential water for 42 randomly selected U.S. cities. Click on the datafile logo to reference the data.

On its municipal website, the city of Tulsa states that the rate it charges per 5 CCF of residential water is S21.62. How do the residential water rates of other J.S. public utilities compare to Tulsa's rate? The file ResidentialWater contains the rate per 5 CCF of residential water for 42 randomly selected U.S. cities. Click on the datafile logo to reference the data.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.2: Representing Data
Problem 22PFA
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the data file is just a blank excel sheet, you do not need to see it to access information. 

On its municipal website, the city of Tulsa states that the rate it charges per 5 CCF of residential water is $21.62. How do the residential water rates of other U.S. public utilities compare to Tulsa's rate? The file ResidentialWater contains the rate per 5 CCF of residential water for 42 randomly selected U.S. cities. Click on the datafile logo to reference the data. DATA file a. Formulate hypotheses that can be used to determine whether the population mean rate per 5 CCF of residential water charged by U.S. public utilities differs from the $21.62 rate charged by Tulsa. Choose the correct null hypothesis: 1. Но: д — 21.62 2. Ho : µ # 21.62 3. Но: и< 21.62 |- Select your answer - Choose the correct alternative hypothesis: 1. H: H# 21.62 2. H: µ = 21.62 3. Н,: и< 21.62 - Select your answer - b. What is the p-value for your hypothesis test in part (a)? Round your answer to four decimal places. c. At a = 0.05, can your null hypothesis be rejected? What is your conclusion? |- Select your answer - v the null hypothesis. The mean rate per 5 CCF of residential water throughout the U.S. Select your answer - v significantly from the rate per 5 CF of residential water in Tulsa. d. Repeat the preceding hypothesis test using the critical value approach. The critical value(s) is(are) - Select your answer - v. t = (to 3 decimals), Select your answer v the null hypothesis.
Transcribed Image Text:On its municipal website, the city of Tulsa states that the rate it charges per 5 CCF of residential water is $21.62. How do the residential water rates of other U.S. public utilities compare to Tulsa's rate? The file ResidentialWater contains the rate per 5 CCF of residential water for 42 randomly selected U.S. cities. Click on the datafile logo to reference the data. DATA file a. Formulate hypotheses that can be used to determine whether the population mean rate per 5 CCF of residential water charged by U.S. public utilities differs from the $21.62 rate charged by Tulsa. Choose the correct null hypothesis: 1. Но: д — 21.62 2. Ho : µ # 21.62 3. Но: и< 21.62 |- Select your answer - Choose the correct alternative hypothesis: 1. H: H# 21.62 2. H: µ = 21.62 3. Н,: и< 21.62 - Select your answer - b. What is the p-value for your hypothesis test in part (a)? Round your answer to four decimal places. c. At a = 0.05, can your null hypothesis be rejected? What is your conclusion? |- Select your answer - v the null hypothesis. The mean rate per 5 CCF of residential water throughout the U.S. Select your answer - v significantly from the rate per 5 CF of residential water in Tulsa. d. Repeat the preceding hypothesis test using the critical value approach. The critical value(s) is(are) - Select your answer - v. t = (to 3 decimals), Select your answer v the null hypothesis.
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