Mathematics, 14.10.2019 06:00, ccollingwood

In a study of 225 adults, the mean heart rate was 72 beats per minute. assume the population of heart rates is known to be approximately normal with a standard deviation of 10 beats per minute. what is the 90% confidence interval for the mean beats per minute?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:00, dlatricewilcoxp0tsdw

Solutions for 2x+7 less than or equal to 3x-5

Answers: 1

continue

Mathematics, 21.06.2019 19:30, spotty2093

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Answers: 2

continue

Mathematics, 21.06.2019 21:30, errr5529

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry. how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.

Answers: 3

continue

Mathematics, 22.06.2019 02:00, jediDR

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1

Answers: 2

continue

Do you know the correct answer?

In a study of 225 adults, the mean heart rate was 72 beats per minute. assume the population of hear...