What percentage of students score more than other student

Assignment Help Basic Statistics
Reference no: EM13140355

The combined sat scores of students are normally distributed with a mean of 950 and a standard deviation of 200. nancy bright's sat score was 1390. what percentage of students have scores more than nancy bright?

Reference no: EM13140355

Questions Cloud

Find onfidence interval estimate of the population mean : Find the 90% confidence interval estimate of the population mean. Interpret the interval estimate. 79 43 58 66 101 63 79 33 58 71 60 101 74 55 88.
Straight-line method used to amortizing bond discount : Upton Company issues $3 million, 10-year, 6% bonds at 99, with interest payable on December 31. The straight-line method is used to amortize bond discount.
What is the pressure of n2 : N2 is .070 moles, O2 is 0.35 moles and CO2 is 0.20 moles, the total is pressure 1.55 atm what is the pressure of N2?
What effect would ira contribution have on julie : Julie is trying to decide whether to contribute $1,000 to the traditional IRA her parents have set up for her. what effect would IRA contribution have on Julie's itemized deductions?
What percentage of students score more than other student : Mean of 950 and a standard deviation of 200. nancy bright's sat score was 1390. what percentage of students have scores more than nancy bright?
Explain legacy correspondent hosts and legacy applications : Mobile IP was intended to work with legacy correspondent hosts and legacy applications. However, some advantages may be gained if correspondent hosts are aware of mobility in certain ways.
How much is the amount of gross profit for year : If the cost of goods manufactured during the year amounted to $665,000 and annual sales were $998,000, how much is the amount of gross profit for the year?
What is the density of the liquid : a 26.0 ml sample of a liquid was found to have a mass of 13.0g. what is the density of the liquid?
Describe ways that the knowledge of the metabolic processes : Describe 3 ways that the knowledge of the metabolic processes photosynthesis and cellular respiration can improve your level of physical fitness. You may wish to investigate choices of appropriate diet and exercise.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Z test for two population proportions

A sample of 1545 men and an independent sample of 1691 women were used to compare the amount of housework done by men and women in dual-earner marriages.

  Find a confidence interval for the difference

There were 3 defectives in the first batch and 5 in the second. Find a 95% confidence interval for the difference in the proportion of defectives.

  Interpretation of a confidence level

For a given confidence interval, what is the interpretation of a 96% confidence level?

  Predictors of salary

Suppose you went to the Bureau of Labor Statistics web site and found several predictors of your salary. State three possible predictors and a simulated multilinear regression equation along with their p-values.

  Probability of salaries

The salaries of the employees of a corporation are normally distributed with a mean of $25,000 and a standard deviation of $5,000.

  Convert midterm score of eighty four to standard z score

Standard deviation of 12%. Assume that scores in both classes follow a normal distribution. Convert Maria's midterm score of 84 to a standard z score.

  Independent demand for chicken hamburgers and sandwiches

If the restaurant stocks 400 hamburgers and 150 chicken sandwiches for a given day, what is the probability that it will run out of hamburgers or chicken sandwiches (or both) that day? Assume that the demand for hamburgers and the demand for chick..

  Determine interval estimate for the mean of population

A local university administers a comprehensive examination to the recipients of a B.S. degree in Business Administration. A sample of 5 examinations are selected at random and scored. The test scores are 56, 85, 65, 86, and 93. At 98% confidence, ..

  Confidence intervals for proportions of wrist injuries

A study of injuries to in line skaters used data from the National Electronic Injury Surveillance System, which collects data from a random sample of hospital emergency rooms.

  Range-variance-standard deviation

Given the following raw scores, calculate the following values: Range, Variance and Standard Deviation, show your calculations: Scores: 9, 7, 8, 4, 8, 8,7, 8, 9, 6, 3

  Find the probability that books will be fiction

The adult books 20 are nonfiction and of the children's books 103 are nonfiction.if a book is selected at random, find the probability that it will be fiction.

  Probability distribution

Probability distribution described by the following density curve and The expected value of the sum of the weights of the two oranges, in pounds

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