statistics
 👍 0
 👎 0
 👁 126
Respond to this Question
Similar Questions

statistics
A researcher is interested in estimating the average salary of teachers in a large urban school district. She wants to be 95% confident that her estimate is correct. If the standard deviation is $1050 (σ = 1050), how large of a
asked by jr on October 29, 2012 
Public Speaking Please Check
1. (TCO1) The route used to transmit messages is known as: my answer:decoding encoding decoding feedback noise channel 2. (TCO1) As Claire tells about her trip to the museum, she notices Emma and Brian yawning. The information
asked by Bryan on January 10, 2010 
statistics
A music industry researcher wants to estimate, with a 90% confidence level, the proportion of young urban people (ages 21 to 35 years) who go to at least 3 concerts a year. Previous studies show that 21% of those people (21 to 35
asked by liz on November 13, 2016 
social studies
What are 3 levels at which a geographer might study the world? Which of these levels covers the largest area? How are maps and globes different? How are they similar?
asked by Amy on September 16, 2013 
statistics
A music industry researcher wants to estimate, with a 90% confidence level, the proportion of young urban people (ages 21 to 35 years) who go to at least 3 concerts a year. Previous studies show that 21% of those people (21 to 35
asked by shane on March 19, 2017

Engineering Math
A Theme Park site is being designed. It will occupy a rectangular piece of land 800m by 600m. There are to be 4 particularly noisy rides. The ‘Drumbeat’ uses music which reaches a level of 95dB(A). The ‘Bigdrop’ generates
asked by Abdul on January 28, 2013 
human resources
1. Is recruiting nurses abroad a good idea for US hospitals with worker shortages? 2. Are there any cultural problems US hospitals might encounter as a result of this practice?
asked by China on December 23, 2008 
Please answer
An agricultural researcher is interested in estimating the mean length of the growing season in a region. Treating the last 10 years as a simple random sample, he obtains the following data, which represent the number of days of
asked by STATS 2 on November 30, 2014 
LOGS
The decibel level of a sound is given by dB=10log(EE0), where E0=10−12wattsm2 and E is the intensity of the sound. (a) Find the intensity of a 80decibel sound. E= watts per square meter. (b) How many times more intense is the
asked by Sarah on February 21, 2016 
MATH URGENT!!!!
An investigator was interested in studying the effect of taking a course in child development on attitudes toward childrearing. At the end of the semester, the researcher distributed a questionnaire to students who had taken the
asked by Jill on November 21, 2011 
statistics
In which of the following situations would it not be appropriate to use a paired ttest to analyze the data? A. A marriage therapist believes that many couples have different perspectives regarding the state of their marriages,
asked by Mark on April 24, 2014
You can view more similar questions or ask a new question.