subject
Mathematics, 26.10.2021 09:40 MilkTea1

Evelyn wants to estimate the percentage of people who own a tablet computer. She surveys 450 individuals and finds that 280 own a tablet computer. Identify the values needed to calculate a confidence interval at the 99% confidence level. Then find the confidence interval. 0.10 2005 20.025 2001 20.005 1282 1.645 1.9602.326 2 576 Use the table of common z-scores above

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 14:00, rayden62
Design a number line containing five (5) points2.benin, one of the smallest countries in africa, has a total area of 43,475 square miles. the population of the country was recently estimated at 10,160,555. about 3,657,790 people live in rural areas. the country has only about 870 miles of surfaced roads. a. round off the total population to the nearest hundred thousand people. b. round off benin’s area in square miles to the nearest thousand. c. round off the number of miles of surfaced roads to the nearest ten. d. round off the number of people who live in rural areas to the nearest million.
Answers: 3
image
Mathematics, 21.06.2019 14:00, lovelysoul4698
You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣
Answers: 2
image
Mathematics, 21.06.2019 18:30, Lakenwilliams1250
Select 2 statements that are true about the equation y+6=-10(x-3).1) the slope of the line is -102) the slope of the line is 33) one point on the line is (3,6)4) one point on the line is (3,-6)
Answers: 1
image
Mathematics, 21.06.2019 18:30, waterborn7152
Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.
Answers: 1
You know the right answer?
Evelyn wants to estimate the percentage of people who own a tablet computer. She surveys 450 individ...

Questions in other subjects:

Konu
Mathematics, 14.07.2019 07:00
Konu
Mathematics, 14.07.2019 07:00
Konu
Mathematics, 14.07.2019 07:00