Mathematics, 29.10.2020 07:20 Vamoppppp
A television newscaster from a 24-hour news station wants to estimate the number of hours per day its viewers
watch programming on this channel. The newscaster randomly selects 100 viewers and asks them how many
hours per day they watch this station. The newscaster constructs an 85% confidence interval for the true mean
number of hours viewers watch this station. Which of the following would decrease the margin of error?
ОООО
using a sample of size 50
using a sample of size 200
constructing a 90% confidence interval
O constructing a 95% confidence interval
Answers: 3
Mathematics, 21.06.2019 21:30
*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer
Answers: 1
Mathematics, 21.06.2019 23:00
Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test
Answers: 1
Mathematics, 22.06.2019 00:30
What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?
Answers: 1
Mathematics, 22.06.2019 01:30
One of the solutions to x2 - 2x – 15 = 0 is x = -3. what is the other solution? ox=-5 ox= -1 0 x=1 x = 5
Answers: 2
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