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!
Problem # 1:
A random sample of 81 weeks showed Hootch Springs Water Company to have an average weekly sales level of $8500 with a sample standard deviation of $810. Construct the 90% and 95% interval estimates for the population mean weekly sales.
Problem # 2:
Karefree State University has an enrollment of 18,000. Researchers took a sample of 900 and found 477 students wanted a Field Hockey team. Construct the 95% and 99% Interval estimates for the population proportion.
Consider the two previous problems. At 95% confidence what sample sizes would you need:
A. to reduce the margin of error in problem #1 to 100?
B. to reduce the margin of error in problem #2 to .025?
As an energy-efficiency consultant, you're asked to assess the pumped-storage facility. Its reservoir sits 136 above its generating station and holds 9.0×10^9 of water. The power plant generates 315 of electric power while draining the reservoir over..
Explain why is 5% (w/v) Sucrose solution hypotonic to the water plant cell, however a 5% (w/v) NaCI solution is hypertonic?
In general, illustrate what happens to the level of consumer surplus as the price of a good falls.
Computation of internal rate of return and NPV and compute the net present value for each project if the firm has a 10% cost of capital
If level of significance ( α ) is 0.005 in two-tail test, how large is non rejection region under curve of the t distribution?
Based on your understanding of the gains from trade, do you think which these payoffs actually reflect a nation's welfare under the four possible outcomes.
A floodlight with a mass of 46.00 kg is used to clarify the parking lot in front of a library. The floodlight is supported at the end of horizontal beam that is hinged to a vertical pole. A cable that makes an angle of 29 degrees with the beam is att..
Question: For all generators: Eg = 1\"\"0°, χ1 = j0.25 For all transformers: χ1 = j0.75 [A] Write the Y and Z matrices. B] Write the model equation. [C] For each bus, find V, ρ and Q.
Illustrate what are some criteria which Rollerblade should use to select countries to enter also. Illustrate what three or four countries meet these criteria best also are the most likely consolidates.
A patient displaying the enlargement of lateral and third ventricles, however no enlargement of fourth ventricle. Explain what do you conclude.
Below is a plot of the Olympic gold medal winning performance in the high jump (in inches) for the years 1900 to 1996.
Calculate descriptive statistics for each stock and the S&P 500. Comment on your results. Which stocks are the most volatile? Calculate the value of beta for each stock.
Solve different inventory control problems using an appropriate OR method.
By using.02 level of significance, carry out a 5-step hypothesis testing procedure to find out if new processes considerably reduced the wait time.
Evaluate z statistic for the Wilcoxon rank sum test, standard deviation for the Wilcoxon rank sum test and P-value for the Wilcoxon rank sum test
Write down the probability of that the median of the sample or average medians is greater or more than 320 minutes?
If true explain and if false give an example. a. The significance level of a statistical test is equal to the probability that the null hypothesis is true. b. If the significance level of a test is decreased, the power of the test would be expected t..
Determine the probability of choosing the area code at random which ends in the odd number if first digit cannot be 1 or 0?
he population consists of all 15 year olds living in the attendance district of a local high school. You plan to obtain a simple random sample of 200 such residents by using the roster of the high school as the sampling frame.
Which of following statements would be right concerning a twotail test at 0.05 level of significance? We can conclude that average cottage cheese consumption in America is at least 0.705 pound more or less than 2.75 pounds per person per year.
What is the null and alternative hypothesis? What is your final conclusion?
Run an ANOVA using only groups 1 to 6 (You can hide group 7 from the analysis by data followed by select cases and then you filter out group 7 by if GROUP~= ). Also run the posthoc tests LSD and Bonferroni.
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: info@expertsmind.com
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd