Aused car dealer says that the mean price of a three-year-old sports utility vehicle is $21,000. You suspect this claim is incorrect and find that a random sample of 21 s vehicles has a mean price of $21,696 and a standard deviation of $1956. Is there enough evidence to reject the claim at a= 0.05? Complete parts (a) through (e) below the population is normally distributed. (a) Write the claim mathematically and identify Ho and Ha Which of the following correctly states Ho and Ha? O A. Ho: µ $21,000 Ha u= $21,000 O B. Ho: u=$21,000 Ha u< $21,000 O C. Ho: µ2 $21,000 Ha µ<$21,000 O D. Ho: u= $21,000 Ha u> $21,000 O E. Ho: µ> $21,000 Ha us$21,000 F. Ho: u=$21,000 Ha u#$21,000 (b) Find the critical value(s) and identify the rejection region(s). What is(are) the critical value(s), to? to = D (Use a comma to separate answers as needed. Round to three decimal places as needed.) <> Clear all Check ans View an example Get more help - Help me solve this P Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. Terms of Use I Privacy Policy I Permissions | Contact Us I 72°F Eo search
Aused car dealer says that the mean price of a three-year-old sports utility vehicle is $21,000. You suspect this claim is incorrect and find that a random sample of 21 s vehicles has a mean price of $21,696 and a standard deviation of $1956. Is there enough evidence to reject the claim at a= 0.05? Complete parts (a) through (e) below the population is normally distributed. (a) Write the claim mathematically and identify Ho and Ha Which of the following correctly states Ho and Ha? O A. Ho: µ $21,000 Ha u= $21,000 O B. Ho: u=$21,000 Ha u< $21,000 O C. Ho: µ2 $21,000 Ha µ<$21,000 O D. Ho: u= $21,000 Ha u> $21,000 O E. Ho: µ> $21,000 Ha us$21,000 F. Ho: u=$21,000 Ha u#$21,000 (b) Find the critical value(s) and identify the rejection region(s). What is(are) the critical value(s), to? to = D (Use a comma to separate answers as needed. Round to three decimal places as needed.) <> Clear all Check ans View an example Get more help - Help me solve this P Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. Terms of Use I Privacy Policy I Permissions | Contact Us I 72°F Eo search
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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