subject
Mathematics, 28.07.2019 07:00 legault4983

The average age of residents in a large residential retirement community is 69 years with standard deviation 5.8 years. a simple random sample of 100 residents is to be selected, and the sample mean age of these residents is to be computed. the probability that the average age, of the 100 residents selected is less than 68.5 years is

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.
Answers: 1
question
Mathematics, 21.06.2019 18:30
The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39
Answers: 2
question
Mathematics, 21.06.2019 22:30
Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red
Answers: 1
question
Mathematics, 22.06.2019 00:20
Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.
Answers: 1
You know the right answer?
The average age of residents in a large residential retirement community is 69 years with standard d...
Questions
question
Engineering, 20.12.2021 09:10
question
History, 20.12.2021 09:10
question
Mathematics, 20.12.2021 09:10
Questions on the website: 13722363