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
Mathematics, 22.06.2019 06:10
Ab and bc form a right angle at point b. if a= (-3, -1) and b = (4.4), what is the equation of bc?
Answers: 3
Mathematics, 22.06.2019 07:00
For brainliest and 40 points 1. your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph. 2. 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 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: 1
Mathematics, 22.06.2019 07:50
If point a is located at (–15. –7) and ajkl has vertices at j(-22.5- 105), k(19.5 -3.0), and 1(44.5, 150), find the scale factor of the dilation from a abc to ajkl a 0.4 b. 0,7 c. 1.5 d. 2.0
Answers: 2
A student would like to estimate the average number of text messages sent by cell-phone users in a d...
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