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A wedding website states that the average cost of a wedding is $28,142. One concerned bride hopes that the average is less than reported. To see if her hope is correct. she surveys 39 recently married couples and finds that the average cost of weddings in the sampie was $26,386. Assuming that the population standard deviation is $5500, is there sufficient evidence to support the bride's hope at the 0.01 level of significance? Step 2 of 3: Compute the value of the test statistic. Round your answer to two decimal places.

A wedding website states that the average cost of a wedding is $28,142. One concerned bride hopes that the average is less than reported. To see if her hope is correct. she surveys 39 recently married couples and finds that the average cost of weddings in the sampie was $26,386. Assuming that the population standard deviation is $5500, is there sufficient evidence to support the bride's hope at the 0.01 level of significance? Step 2 of 3: Compute the value of the test statistic. Round your answer to two decimal places.

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
Section10.4: Distributions Of Data
Problem 19PFA
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A wedding website states that the average cost of a wedding is $28,142. One concerned bride hopes that the average is less than reported. To see if her hope is correct, she surveys 39 recently married couples and finds that the average cost of weddings in the sample was $26,386. Assuming that the population standard deviation is $5500, is there sufficient evidence to support the bride's hope at the 0.01 level of significance? Step 2 of 3: Compute the value of the test statistic. Round your answer to two decimal places. Answer E Tables 国 Keypad Keyboard Shortcuts Keypad {1} + 土S 2 Submit Answer 8 A AI V
Transcribed Image Text:A wedding website states that the average cost of a wedding is $28,142. One concerned bride hopes that the average is less than reported. To see if her hope is correct, she surveys 39 recently married couples and finds that the average cost of weddings in the sample was $26,386. Assuming that the population standard deviation is $5500, is there sufficient evidence to support the bride's hope at the 0.01 level of significance? Step 2 of 3: Compute the value of the test statistic. Round your answer to two decimal places. Answer E Tables 国 Keypad Keyboard Shortcuts Keypad {1} + 土S 2 Submit Answer 8 A AI V
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