subject
Mathematics, 24.02.2022 09:20 kelseybell5360

n a survey, 29 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $32 and standard deviation of $15. Construct a confidence interval at a 90% confidence level. Enter your answer as an interval (i. e., parentheses) accurate to one decimal place. Confidence interval =

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?
Answers: 1
question
Mathematics, 21.06.2019 17:00
At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%
Answers: 1
question
Mathematics, 21.06.2019 20:30
East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy
Answers: 1
question
Mathematics, 21.06.2019 21:50
Which of the following is the graph of y= square root -x-3
Answers: 1
You know the right answer?
n a survey, 29 people were asked how much they spent on their child's last birthday gift. The result...
Questions
question
Social Studies, 29.01.2021 21:40
question
Chemistry, 29.01.2021 21:40
question
Physics, 29.01.2021 21:40
Questions on the website: 13722363