subject
Mathematics, 25.06.2019 00:50 fay1016

Past experience has indicated that the breaking strength of yarn used in manufacturing drapery material is normally distributed and that σ = 4 psi. a random sample of 10 specimens is tested, and the average breaking strength is found to be 93 psi. find a 95% two-sided confidence interval on the true mean breaking strength. round the answers to 1 decimal place.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 20:00
Given ab and cb are tangents of p, and m =10°. what is the measure of abp?
Answers: 3
question
Mathematics, 21.06.2019 23:00
Who long does it take to drive 150 miles at 45 miles per hour
Answers: 2
question
Mathematics, 21.06.2019 23:30
Harry the hook has 7 1/3 pounds of cookie dough.she uses 3/5 of it to bake cookie. how much cookie dough does she use to make cookie?
Answers: 1
question
Mathematics, 22.06.2019 00:00
The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume
Answers: 1
You know the right answer?
Past experience has indicated that the breaking strength of yarn used in manufacturing drapery mater...
Questions
question
History, 30.09.2019 02:50
question
Mathematics, 30.09.2019 02:50
question
Geography, 30.09.2019 02:50