subject
Mathematics, 10.04.2020 16:29 jaydenbomkamp6084

True or false?

"When σ is unknown, to get a certain margin of error, one should use an estimate of σ that is considered to be at least as large as the true σ. This will provide a conservative sample size to be on the safe side."

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:30, andrewmena05
Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?
Answers: 2
image
Mathematics, 21.06.2019 20:50, tra10money
An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)
Answers: 1
image
Mathematics, 21.06.2019 23:00, neariah24
Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.
Answers: 1
image
Mathematics, 21.06.2019 23:50, vickyarroyo8888
Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.
Answers: 3
You know the right answer?
True or false?

"When σ is unknown, to get a certain margin of error, one should use an e...

Questions in other subjects: