Question regarding the cluster sample
A cluster sample involves selecting:
A. A random sample of individuals
B. A simple random sample of clusters
C simple random sample of individuals
D. A and B but not C
E. C and B but not A
Expected delivery within 24 Hours
After a campaign to encourage students to take precautions against skin cancer, in a certain high school class consisting of 35 girls and 55 boys, it is observed that 24 girls and 26 boys take precautions as measured by a survey to elicit how ofte
The box was pushed downward such that the displacement of the springs were x1=3 in. and x2= 8 in. and then released. Find the maximum height, h, that the box will reach.
When enzymes are present in very low concentrations, their effecton the rate of a reaction can be described using first-order kinetics.
An arrow is shot at an angle of 45 degrees above the hortizontal. The arrow hits a tree ditance D= 220m away, at the same height aboventhe ground as ut was shot. Use g = 9.8m/s2 for the magnitude of the acceleration due to gravity.
A cluster sample involves selecting: A cluster sample involves selecting:
160 studies are done investigating the relationship between the number of hours per week spent on facebook and specific mental health issues. Assuming a significance level of p=0.05 and that the null hypothesis is actually true, how many of these
Two blocks, joined by a string, have masses of 6.0 kg and 9.0 kg. They rest on a frictionless horizontal surface. A 2nd string, attached only to the 9 kg block, has horizontal force = 30 N applied to it. Both blocks accelerate. Find the tension in
A 2 000 kg sailboat experiences an eastward force of 3 000 N by the ocean tide and a wind force against its sails with magnitude of 6 000 N directed toward the northwest (45 degrees N of W). What is the direction of the resultant acceleration?
If a reaction is exothermic, predict the effect (shift right, shiftleft, or no effect) of increasing and decreasing the reaction temperature. How does the value of the equilibrium constant depend on temperature?
1932314
Questions Asked
3,689
Active Tutors
1424288
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
nvironmental Impact Assessment: Understanding the full extent of ecological damage to marine and coastal ecosystems.
Coal mining - There is conflict in Alberta, and many other places over coal mining. Some people want to stop it, and some want it to continue.
Question: Where would today's earth scientists invest significant financial resources to bring oil/natural gas into production asap?
Question: Outline a sampling plan for the analysis of Fe and Mn levels in a polluted river passing through a mining site,
In recent years, the environmental impact of plastic waste has reached critical levels, with millions of plastic bottles discarded daily contributing to pollut
The IPAT model calculates the environmental impact of human activities based on ____. a. population size, agriculture, and trade practices
Question: What two things are required to build large polar ice sheets? Need Assignment Help? Group of answer choices