Mathematics, 13.11.2019 17:31 codie1103
Anews reporter wants to estimate the percentage of registered voters who will vote for a particular candidate in an upcoming election. which statement describes a method that will him accurately estimate this percentage?
a. he could ask his readers to respond to a survey that asks which candidate the reader will vote for and then calculate the percentage of people who say that they will vote for the particular candidate.
b. he could take a random sample of registered voters, and then calculate the percentage of the sample who will vote for the particular candidate.
c. he could contact every resident in the town, ask whether the resident will vote for the particular candidate, and then calculate the percentage of residents who say they will vote for the particular candidate.
d. he could ask employees at the newspaper which candidate each will vote for, and then calculate the percentage who will vote for the particular candidate.
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 20:20
Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.
Answers: 1
Mathematics, 21.06.2019 23:10
Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?
Answers: 2
Mathematics, 22.06.2019 00:00
Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?
Answers: 2
You know the right answer?
Anews reporter wants to estimate the percentage of registered voters who will vote for a particular...
Questions
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Computers and Technology, 17.08.2021 04:50
Computers and Technology, 17.08.2021 04:50
History, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Mathematics, 17.08.2021 04:50
Physics, 17.08.2021 04:50
