Mathematics, 19.11.2019 05:31 Lalagrl
Anewspaper is conducting a statewide survey concerning the race for governor. the newspaper will take a simple random sample of n registered voters and determine x = the number of voters that will vote for the democratic candidate. is there evidence that a clear majority of the population will vote for the democratic candidate? to answer this, they will test the hypotheses h0: p = 0.50 versus ha: p > 0.50. consider the two scenarios, where in scenario 1, n = 1200 and x = 640. in scenario 2, n = 120 and x = 64. even though the values for are the same in the two scenarios, we come to opposite decisions (we reject h0 in one scenario and we do not in the other). what is the reason for these contrasting decisions? group of answer choices
Answers: 2
Mathematics, 21.06.2019 16:10, GgRed
Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.
Answers: 1
Mathematics, 21.06.2019 19:00, fatherbamboo
What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?
Answers: 1
Mathematics, 21.06.2019 21:30, isamilo520
Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.
Answers: 2
Anewspaper is conducting a statewide survey concerning the race for governor. the newspaper will tak...
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