subject
Mathematics, 28.05.2021 01:00 xxtonixwilsonxx

An economist, an expert in the study of sales and production of goods and services, is interested in studying the average amount of money people spend, each month, on entertainment. For example, he wants to know how much people spend, each month, going to the movies, attending a concert, etc. His assistant conducted a poll of 500 randomly selected people across the country. He found a 95% confidence interval: $72 to $198. From this confidence interval the assistant concluded that people spend an average of $200 a month on entertainment. Is this a reasonable conclusion and why

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y
Answers: 1
question
Mathematics, 21.06.2019 18:40
Ten times the square of a non-zero number is eqaul to ninety times the number
Answers: 1
question
Mathematics, 21.06.2019 20:00
What are the domain and range of the function f(x)=2^x+1
Answers: 1
question
Mathematics, 21.06.2019 21:30
Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?
Answers: 1
You know the right answer?
An economist, an expert in the study of sales and production of goods and services, is interested in...
Questions
question
Biology, 23.12.2020 08:00
question
Mathematics, 23.12.2020 08:00
question
Mathematics, 23.12.2020 08:00
question
Mathematics, 23.12.2020 08:00
question
Spanish, 23.12.2020 08:00
question
Arts, 23.12.2020 08:00
Questions on the website: 13722363