Mathematics, 18.11.2019 18:31, briiannamb

The american heart association is about to conduct an anti-smoking campaign and wants to know the fraction of americans over 47 who smoke. step 1 of 2: suppose a sample of 861 americans over 47 is drawn. of these people, 577 don't smoke. using the data, estimate the proportion of americans over 47 who smoke. enter your answer as a fraction or a decimal number rounded to three decimal places.

step 2 of 2: suppose a sample of 861 americans over 47 is drawn. of these people, 577 don't smoke. using the data, construct the

80% confidence interval for the population proportion of americans over 47 who smoke. round your answers to three decimal places.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:00, phamleson8697

Solve for x i'll try to attach the files bc it's not letting me for some reason

Answers: 1

continue

Mathematics, 21.06.2019 15:10, sbelgirl2000

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

Answers: 1

continue

Mathematics, 21.06.2019 18:00, tonii01

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Answers: 1

continue

Mathematics, 21.06.2019 19:00, theojw

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

Answers: 1

continue

Do you know the correct answer?

The american heart association is about to conduct an anti-smoking campaign and wants to know the fr...