Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Last year, a soft drink manufacturer had 21% of the market. In an effor to increase their portion of the market, the manufacturer has introduced a new flavor in their soft drinks. A sample of 400 individuals participated in the taste test and 100 indicated that they like the taste. We are interested in determining if more than 21% of the population will like the new soft drink.
a. Set up the null and the alternative hypotheses.
b. Determine the test statistic.
c. Determine the p-value.
d. At a 5% level of significance, test to determine if more than 21% of the population will like the new soft drink. Clearly state your decision and conclusions using the p-value approach.
Use the sales data given below determine: a) The least square trend line.
A representative of the Environmental Protection Agency (EPA) wants to select samples from 10 landfills. The director has 15 landfills from which she can collect samples. How many different samples are possible?
if x1 and x2 are independent random variables x1 has a chi-square distribution with 3 degrees of freedom and x1 x2 has
Determine if this sample data provides sufficient evidence to indicate that the bulbs have their advertised life expectancy. Do NOT do a confidence interval.
What is the value of c for which there is 80% probability that a metal plate has a thickness with in the interval [4.3-c, 4.3+c]?
Do students at various colleges differ in how sociable they are? Twenty-five students were randomly selected from each of three colleges in a particular region and were asked to report on the amount of time they spent socializing each day with other ..
What is the expected number of audits for the 6 randomly selected individuals? What is the standard deviation for the number of audits for the 6 randomly selected individuals?
A recent study, "[b]ased on data from a survey of nearly 1,500 Boston men aged 18 to 35 years...found that 16 percent of the men - about one in six -- said they had abused their partner physically or sexually within the past year.
1.Find a peer-reviewed article that provides an example of a study where the researchers utilized linear regression. Briefly describe the study and discuss its findings in your own words.
explain why it is necessary to have more than one standard procedure for defining and measuring central tenedncy and
Create the 95% confidence interval for portion of respondents who feel president is doing a good job. Based on the intervalin part(a), It is sensible to conclude that majority.
Develop a 95% confidence interval for the proportion of the population of adults who feel customer service is better today than it was 2 years ago.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd