Stats  Help!!!
posted by Angela
A student wanted to know the favorite lunch at a large high school with a closed campus. What is the first step in conducting a statistical study to answer the question?
A. Select a random sample of students.
B. State the goal of the study precisely.
C. Select a random sample of students and teachers.
D. Select a random sample of teachers.
ans:A

PsyDAG
Need goal before sample.
Respond to this Question
Similar Questions

Statistics
I have a question that involves explaining what is wrong in each of the following situations: (a) A random sample of size 20 is taken from a population that is assumed to have a standard deviation of 12. The standard deviation of the … 
Stats
Angela is conducting a poll on campus to determine the next student representative. How many students does she need to sample for a confidence level of 90% with a margin of error of + or  5%? 
statistics
1. The oncampus housing costs for a semester at a state university are Normally distributed with a mean of $1553 and a standard deviation of $329. (a) What is the distribution of the mean oncampus housing cost for a semester at this … 
statistics
A nationwide study indicated that 27% of adults said that chocolate was their favorite ice cream flavor. A simple random sample of 150 adults is obtained. A.) Describe the sampling distribtuion of p, the sample proportion of adults … 
Math Stats
Suppose that a random sample of n kernels of popcorn is taken and x of these kernels pop. The buyer wants to be 95% sure that the point estimate for p will be within 0.01.If no preliminary study is done to estimate p, how large a sample … 
math
A random sample was taken from the normal IQ population, which has μ = 100 and σ = 15. ALL INFORMATION IS GIVEN: We gave a random sample of 25 undergrad students (n = 25) a new study pattern to see if it increases their IQ … 
statistics
The Office of Student Services at a large western state university maintains information on the study habits of its fulltime students. Their studies indicate that the mean amount of time undergraduate students study per week is 20 … 
Math
You want to find out what the favorite hot lunch in the school cafeteria is among the high school students. At an assembly for the whole school, you decide to survey all students who are sitting on the end of their rows in the auditorium. … 
BSu Probability
In a multiple choice examination there are 20 question, each question has four alternative answer following it and a student must select one correct answer. Four marks are given for the correct answer and one mark is deducted for every … 
BSu Probability
In a multiple choice examination there are 20 question, each question has four alternative answer following it and a student must select one correct answer. Four marks are given for the correct answer and one mark is deducted for every …