subject
Mathematics, 01.05.2021 21:30 ladybugys

A wedding website states that the average cost of wedding in 2017 was $25764. One concerned bride hopes that the average is less than reported. To see if her hope is correct, she surveys 55 recently married couples and finds that the average cost of wedding is the sample was $23,015. Assuming that the population standard deviation is $7235, is there sufficient evidence to support the brides hopes at the 0.10 level of significance? Source: The wedding Report, Inc. "Cost of Wedding". 2019


A wedding website states that the average cost of wedding in 2017 was $25764. One concerned bride h

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 15:00
Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?
Answers: 1
question
Mathematics, 21.06.2019 23:00
Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi
Answers: 1
question
Mathematics, 21.06.2019 23:30
What are the measures of angles a, b, and c? show your work and explain your answers. 25 points
Answers: 1
question
Mathematics, 22.06.2019 00:00
If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?
Answers: 2
You know the right answer?
A wedding website states that the average cost of wedding in 2017 was $25764. One concerned bride ho...
Questions
question
Chemistry, 24.08.2020 23:01
Questions on the website: 13722362