Mathematics, 11.02.2020 05:01 j215495
A randomized block design was used to study the amount of grants awarded to students at a large university. One block consisted of undergraduate students and the other block consisted of graduate students. Samples of size were taken from each block. Could the combined sample of be considered a simple random sample from the population of all students, undergraduate and all graduate, at the university? Explain.
Answers: 2
Mathematics, 21.06.2019 15:30
Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).
Answers: 1
Mathematics, 21.06.2019 17:00
How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21
Answers: 1
Mathematics, 21.06.2019 17:30
Which are factor pairs of 350? choose all answers that are correct. a) 30 and 12 b) 35 and 10 c) 70 and 5 d) 2 and 125
Answers: 2
A randomized block design was used to study the amount of grants awarded to students at a large univ...
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