subject
Mathematics, 18.09.2019 21:10 KaseyT

Which of the following is not a characteristic of both experiments and surveys?
a. subjects should be randomly selected
b. the researcher exercises direct control over at least one variable
c. the data collected might be studied for patterns
d. data are collected about a population.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?
Answers: 2
question
Mathematics, 21.06.2019 21:30
He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?
Answers: 1
question
Mathematics, 21.06.2019 22:40
What are the excluded values? m+5/mn+3m
Answers: 1
question
Mathematics, 21.06.2019 23:00
Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.
Answers: 1
You know the right answer?
Which of the following is not a characteristic of both experiments and surveys?
a. subjects...
Questions
question
Mathematics, 21.03.2020 03:14
question
Mathematics, 21.03.2020 03:14
question
Mathematics, 21.03.2020 03:15
question
Mathematics, 21.03.2020 03:15
Questions on the website: 13722359