Mathematics, 18.07.2019 00:30 namira16
Afood store owner wants to determine the type of products customers prefer to buy. the owner surveyed 40 customers on a day when the store had 335 customers, and found that 40% of those surveyed preferred to buy organic products over non-organic products. assuming a 95% confidence level, which of the following statements holds true? a) as the sample size is appropriately large, the margin of error is ±0.127. b) as the sample size is appropriately large, the margin of error is ±0.152. c) as the sample size is too small, the margin of error is ±0.127. d) as the sample size is too small, the margin of error cannot be trusted.
Answers: 1
Mathematics, 21.06.2019 17:30
The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.
Answers: 3
Mathematics, 21.06.2019 18:00
Solve this system of equations. 12x − 18y = 27 4x − 6y = 10
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Mathematics, 22.06.2019 00:00
Meg constructed triangle poq and then used a compass and straightedge to accurately construct line segment os, as shown in the figure below, which could be the measures of angles pos and angle poq?
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Mathematics, 22.06.2019 04:00
Will positive numbers always have a higher absolute value than negative numbers?
Answers: 1
Afood store owner wants to determine the type of products customers prefer to buy. the owner surveye...
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