Mathematics, 24.01.2020 17:31 yasyyas646646
Identifying a valid sample natasha wants to find out if the neighborhood supports lowering the speed limit on the street in front of her school. which is a valid sample for the survey? students in natasha’s social studies class parents who live in a town 15 miles away from natasha’s school the first 5 drivers who drive past natasha’s school one morning thirty residentsidentifying a valid sample natasha wants to find out if the neighborhood supports lowering the speed limit on the street in front of her school. which is a valid sample for the survey?
a. students in natasha’s social studies class parents who live in a town 15 miles
b. away from natasha’s school the first 5 drivers who drive past natasha’s c. school one morning thirty residents who live within a 2-miles radius of d. natasha’s school who live within a 2-miles radius of natasha’s school
Answers: 1
Mathematics, 21.06.2019 19:30, Robloxdemonduckyt
Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x
Answers: 3
Mathematics, 21.06.2019 23:00, freebyyy7032
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
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