Comparing two different normal distributions

Assignment Help Basic Statistics
Reference no: EM1392143

Kerri scores 677 on the SAT math test which has a mean of 500 and a standard deviation of 100. Kyle scores 28 on the ACT math test which has a mean of 18 and a standard deviation of 6. Supposing that both tests measure the same kind of ability, who has the higher score? If grading were done on a curve, what would their respective percentages be?

Reference no: EM1392143

Questions Cloud

Company is designing a product layout for a new product : A company is designing a product layout for a new product. It plans to use this production line eight hours a day in order to meet projected demand of 480 units per day
Journal investigation of the performance : A business journal investigation of the performance and timing of corporate acquisitions discovered that in a random sample of 2,863 firms, 848 announced one or more acquisitions during the year 2000.
Compute the current weighted average cost of capital : Calculate the project's initial, time 0 cash  flow, taking into account all side effects and compute the current weighted average cost of capital (WACC) of DEI. Show all workings and state clearly the assumptions underlying your computations.
Screening test for a rare disease : A pharmaceutical company has developed a screening test for a rare disease that afflicted 2% of the population. Unfortunately, the reliability of this test is only 80%, which means that 20% of the tested will get a false positive.
Comparing two different normal distributions : Supposing that both tests measure the same kind of ability, who has the higher score? If grading were done on a curve, what would their respective percentages be?
Process helps improve quality and productivity : The Malcolm Baldrige award selection process helps improve quality and productivity by which of the following means?
Explain different culture of different society : Culture can be seen in every society if you know building blocks of it. Write down 1000 word essay about the culture which you encountered that is different from your daily culture.
Conditional values and probabilities : Construct a decision table for this problem. Include all conditional values and probabilities in the table.
Description of probability calculations-normal distribution : A soft drink company has recently received customer complaints about its one-liter-sized soft drink products. Customers have been claiming that the one-liter-sized products contain less than one liter of soft drink.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Applied business statistics test

The following data represent scores of 50 students in the applied business statistics test. Prepare the frequency distribution table and the frequency histogram for this data set.

  Is there significant difference in personality

A  psychologist is investigating the hypothesis that children who grow up as the only child in the household develop different personality characteristics than those who grow up in larger families.

  Conclusion that the guideline is still reasonable

At the .05 significance level, can we conclude that the guideline is still reasonable?

  Calculation of mid-range

Each year approximately 160 colleges compete in national concrete canoe competion. Each team should design a seaworthy canoe from a substance not known for its capacity to float. T

  Test-chi square for goodness of fit

Does the overall data support the mayor's claim?

  Probability of drawing red and black balls

If an urn is selected at random and a ball is drawn, find the probability it will be red.

  Back out the t-statistic for the test

My question bout How do I use the TINV function within excel to back out the t-statistic for the test? Why did you use the TDIST function? I know ho to use the TINV function, but what does it mean to back out the t-statistic for the test?

  Example on probability distribution

The sample mean of the number of spots on the 6000 rolls, should be about If this die is rolled 6000 times, the number of times we get a 2 or a 3 should be about

  Relative frequency approach for probability distribution

Use the relative frequency approach to construct a probability distribution for the number of tests taken.

  Find the probability function for x

Does your analysis change if the term "average" refers to the mean? To the median? Explain what effect this misinformation might have on the perception of the nation's schools.

  Determine the critical values for the test

The null hypothesis is to be tested at 95% confidence. Determine the critical values for this test.

  Compute the grouped data mean

Compute the grouped data mean for this distribution. Use MINITAB and using the original scores, compute the raw-data mean. Use MINITAB.

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