Mathematics, 09.09.2019 17:10, HistoryNerd7225
Preliminary estimates suggest that about 58% of students at a state university favor implementing an honor code.
to obtain a 95% confidence interval for the proportion of all students at the university favoring the honor code, what is the minimum sample size needed if the total width of the confidence interval must be less than 5 percentage points (i. e., the confidence interval should extend at most 2.5 percentage points above and below the sample proportion)?
a. 375.
b. 264.
c. 1,498.
d. the answer cannot be determined from the information given.
Answers: 2
Mathematics, 20.06.2019 18:04, queenjay34
An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?
Answers: 1
Mathematics, 20.06.2019 18:04, tfyvcu8052
Alarge rectangle is divided into four smaller rectangles.
Answers: 1
Mathematics, 21.06.2019 14:30, kutemigos9211
Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition
Answers: 3
Mathematics, 21.06.2019 16:30, trentonmccary2096
Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer
Answers: 2
Preliminary estimates suggest that about 58% of students at a state university favor implementing an...
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