Mathematics, 11.12.2019 14:31 ykpwincess
The spokesman-review wants to know the public opinion on the construction of a new library downtown. it is decided that 48 people will be surveyed using a simple random sample. which of the following will produce a simple random sample?
number the residents using the latest census data, then use a random number generator to pick 48 people.
record the opinion of the first 48 people who visit the newspaper's website.
survey every fourth person who enters the current library until 48 have responded.
randomly select 48 people from the phone book.
randomly select 12 people each from the downtown, south hill, northwest, and hillyard parts of the city.
Answers: 2
Mathematics, 21.06.2019 18:00
Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )
Answers: 3
Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4
Answers: 2
Mathematics, 21.06.2019 19:30
Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29
Answers: 2
The spokesman-review wants to know the public opinion on the construction of a new library downtown....
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