subject
Mathematics, 18.07.2021 01:30 alananicoleee

PLEASE HELP! I don't know how to find the sample mean in this example because there is no data set. A random sample of 45 Hollywood movies made since 2010 is 130.5 minutes with a sample standard deviation of 13.8 minutes. Construct a 95% confidence interval for the true population mean length of all Hollywood movies since 2010.

what is the sample mean?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 12:30
Charlie is a car salesman he earns $800 plus a 9% commission on all of her sales for the week if charlie receive the payment for $1960 this week how much where is total sales
Answers: 3
question
Mathematics, 21.06.2019 15:30
James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays
Answers: 2
question
Mathematics, 21.06.2019 18:00
Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?
Answers: 1
question
Mathematics, 21.06.2019 19:30
Plz.yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?
Answers: 1
You know the right answer?
PLEASE HELP! I don't know how to find the sample mean in this example because there is no data set....
Questions
question
Mathematics, 09.08.2021 04:40
question
English, 09.08.2021 04:40
question
Social Studies, 09.08.2021 04:50
Questions on the website: 13722363