Percentile rank of sat i scores in population

Assignment Help Basic Statistics
Reference no: EM13100468

SAT I scores around the nation tend to have a mean scale score around 500, a standard deviation of about 100 points and are approximately normally distributed. A person who scores (a perfect) 800 on the SAT I has approximately what percentile rank within the population?

Reference no: EM13100468

Questions Cloud

What is the maximum efficiency of the power plant : If a power plant burns coal at 1000°C and the air temperature where the exhaust fumes cool is at 20°C, what is the maximum efficiency of the power plant?
Determining probability of sample proportion : Suppose they solicit 400 customers one day, and find that 250 of them have a Grayson's card. Assume that 60% of all Grayson's customers have a discount card, what is the probability of getting a sample proportion of at least 250 / 400=0.625?
Create chart to distinguish different kinds of assessments : Create the chart (matrix) of 1000-1,250 words which distinguish the different kinds of assessments, the characteristics of each, and for what circumstances each is best suited.
Reject or fail to reject the null hypothesis : Suppose you are a researcher who has collected and analyzed a sample of values. When you perform a hypothesis test the p-value is calculated to be 0.051. Would you reject or fail to reject the null hypothesis? Defend your choice.
Percentile rank of sat i scores in population : SAT I scores around the nation tend to have a mean scale score around 500, a standard deviation of about 100 points and are approximately normally distributed. A person who scores (a perfect) 800 on the SAT I has approximately what percentile rank..
Explain what happens after running mrp : Explain what happens after running MRP. From a system/process perspective, what is still required in order to produce finished goods?
Z-score be when comparing the babies : In Texas, 1991, the weights of babies, the mean birth weight for all babies is 3369 grams, with a standard deviation of 581 grams, (454 grams = 1 pound). Looking at a baby that weighed 16.1 lbs at birth: What would his Z-score be when compared to ..
Explain why heat can only be transferred : Explain why heat can only be transferred from a hot object to a cold object and not the other way around.
Determine the maximal revenue : The CTC phone company is a regional supplier of long-distance telephone services. CTC is trying to determine the optimal pricing structure for its daytime and evening long-distance calling rates.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Standard screening test for downs syndrome

The standard screening test for Down's syndrome is based on a combination of maternal age and the level of serum alpha fetoprotein. Using the test 80% of Down's syndrome cases can be identified while 5% of normals are detected as positives.

  Testing the new population having errors

This sample group has errors with a standard deviation of 54.7ft. At the 5% level of significance, test that the new population has errors with a standard deviation equal to 43.7ft.

  Non-stationary poisson process

If customers arrive according to a non-stationary Poisson process with rate function λ(t) = sin(t) + 5, is the time between the arrivals an exponential distribution?

  Standard error for regression equation

Standard error for regression equation - determination and non determination and explain the meaning of each.

  Estimate the total value of her inventory

A stationery store wants to estimate the mean retail value of greeting cards that it has in its inventory.  A random sample of 100 greeting cards indicates a mean value of $2.55 and a standard deviation of $0.44.

  Correlation statistical procedures

Having a difficult time finding a health care article that pertains to correlation statistical procedures. I am not even sure what that means.

  Consider the correlation for the provided data

Draw a scatter diagram and consider the correlation for the provided data. Do larger universities tend to have more property crime.

  Normal-theory method to test for significant differences

Use the normal-theory method to test for significant differences in 12-month mortality between the two groups.

  Test out an suitable hypothesis also state your conclusion

Test out an suitable hypothesis also state your conclusion. Make sure the suitable assumption as well as conditions are satisfied before you proceed.

  Important information about risk reduction

A person reads a research study of the effectiveness of perineal exercises in preventing urinary incontinence and notes that the number of subjects in each group is 120.

  Detecting a burglar

A local bank wants to install motion detector burglar alarms. Each has a 70% chance of detecting a burglar. If the bank wants to be 99% certain of detecting a burglar how many need to be installed?

  Probability based on the one sample kolmogorov-smirnov test

Would you conclude that your data set is approximately normal? If so, what percentage of your data values lie:

Free Assignment Quote

Assured A++ Grade

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd