Mathematics, 25.06.2019 01:20, ramentome7542
Asociologist plans to conduct a survey to estimate the percentage of adults who believe in astrology. how many people must be surveyed if we want a confidence level of 99% and a margin of error of four percentage points? a) if we assume nothing is known about the percentage to be estimated, we need to survey 1037 adults. b) if we use the information from a previous survey in which 26% of respondents said that they believed in astrology, then we would need to survey 1079 adults.
Answers: 1
Mathematics, 21.06.2019 18:10, ltuthill
Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .
Answers: 1
Mathematics, 22.06.2019 00:10, iwannabewinston
Which of the following expressions cannot be simplified to x – 2?
Answers: 1
Mathematics, 22.06.2019 01:30, nickocasamplonp6mlob
Simplify 1/3 12x - 6 a. -2x-1 b.-2x-8 c.-x+4 d.3x+10 e. 4x-2
Answers: 1
Mathematics, 22.06.2019 01:30, iBrain
Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30
Answers: 1
Asociologist plans to conduct a survey to estimate the percentage of adults who believe in astrology...
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