Mathematics, 08.12.2021 03:30 josephfoxworth
A student would like to estimate the average number of text messages sent by cell-phone users in a day. Which of the following methods would provide a voluntary response sample?
A. a survey of adults leaving a movie theater
B. a survey of all students in a statistics class
C. a text poll provided during a nightly news broadcast
D. a survey of every 10th person leaving a large shopping mall
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 19:30
Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?
Answers: 3
Mathematics, 21.06.2019 19:30
Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?
Answers: 2
Mathematics, 21.06.2019 22:30
Factor the polynomial by its greatest common monomial factor.
Answers: 1
Mathematics, 21.06.2019 23:40
Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches
Answers: 1
You know the right answer?
A student would like to estimate the average number of text messages sent by cell-phone users in a d...
Questions
Biology, 03.03.2020 02:23
Computers and Technology, 03.03.2020 02:23
Mathematics, 03.03.2020 02:23
Geography, 03.03.2020 02:23
Mathematics, 03.03.2020 02:23
Computers and Technology, 03.03.2020 02:23
Mathematics, 03.03.2020 02:23
Mathematics, 03.03.2020 02:23
History, 03.03.2020 02:23
