I need an example of a Study that is Concluding in a Proportion or a Percentage?
All I need is an example.
All I need is an example.
Find a 99% confidence interval for the population mean for a sample of size 36 that yields a mean of 78 and a standard deviation of 6. Assume sigma, the population standard deviation, is unknown. A)...
The mean and the standard deviation of the sampled population are, respectively, 113.9 and 32.1. n = 6
Confidence Interval: x_bar ± zc(s/√n) The margin of error is: E = zc(s/√n) Using those formulas, respond to the following questions and support your response by referring to the formula: What...
if the mean of sat scores is 1900 and the std dev is 100 what do you have to make to be in the upper 16%
olga currently leads the 8th grade girls team in scoring with a total of 50 points. Thomas leads the 8th grade boys team with a total of 52 points. which player should get the midseason...
For the standard normal distribution, find the probability that z between -1.47 and -.16
Hello I am in need of a statistic tutor in San Jose. I am currently attending San Jose State struggling to find an available tutor for tomorrow. Please get back to me asap. Thank you!...
Using poisson distribution - Statistics Class car security alarms go off at a mean rate of 3.8 per hour. What is the probability that in an hour there will be fewer than 4...
I can identify the the correct values for the formulas but sometimes miscalculate the answers. Is there any online websites that you can click on the corresponding formula and fill in the values...
Your friend Zoey has a height with a z-score of -1.51. Will she qualify to work at the fire department. If the Standard dev. is 3.1 and Mean is 5ft 4 inches.
The net amount of $430 with terms of 2/10, 1/15, n/30. How much is paid in 8 days
Association between midterm and final exam scores are linear. The summary is midterm: mean=75, Standard deviation =10. Final: Mean =75, Standard deviation = 10. The correlation is 0.7. According...
If females of a certain species of lizard always mate with males that are 0.75 years younger than they are, what would the correlation between the ages of these male and female lizards be? I'm...
Determine the correlation between the height and weight of 21 year old males. If I measured the height and weight of two 21 year old men. Male #1 Height 70, Weight 160 ...
Which of the following is not a reason for sampling? Explain. a. The destructive nature of some tests. b. High cost of studying the entire population. c. The expense of obtaining...
Which data would be most suitable for a pie chart? Why not the others? a. Presidential vote in the last election by party (Democratic, Republican, Other). b. Retail prices of six major...
Which data type (categorical, numerical) is each of the following and what is its level of measurement (nominal, ordinal, interval, ratio)? a. Your current credit card balance. b. Your...
Tell if each variable is continuous or discrete. a. Tonnage carried by an oil tanker at sea. b. Wind velocity at 7 o’clock this morning. c. Number of text messages you received yesterday...
Which statement is correct? Why not the others? a. Likert scales are interval if scale distances are meaningful. b. Cross-sectional data are measured over time. c. A census is always...