What is the probability of a single randomly selected child

Assignment Help Basic Statistics
Reference no: EM13224470

The weight of children in the U.S. are normally distributed with a mean of 8.0 pounds and standard deviation of 1 pound. A random sample of 100 children results in a sample mean of 7.7 pounds. What is the probability of a single randomly selected child having a weight that is less than or equal to 7.7 pounds? 

Reference no: EM13224470

Questions Cloud

The oshkosh school system : There were about 15 flu cases per week, this flu season, in the Oshkosh school system.
Larger society in the dominion era : What social systems connected individuals with the larger society in the Dominion era (1490-1750)?
Compute the workdone during a synthesis of ammonia : Calculate the work(in kilojoules) done during a synthesis of ammonia(see reaction below) in which the volume contracts from 8.6L to 4.3L at a constant external pressure of 44atm.
What are the two external dimensions of the space matrix : What are the two external dimensions of the SPACE Matrix?
What is the probability of a single randomly selected child : The weight of children in the U.S. are normally distributed with a mean of 8.0 pounds and standard deviation of 1 pound
How to protect workers against unsafe working conditions : Evaluate this statement: " profit-maximizing firms lack an incentive to provide job safety, and consequently, the federal government must intervene legislatively to protect workers against unsafe working conditions that will surely result."
How many tires should rocky mountains tire order : How many tires should Rocky Mountains tire order each time it time it places an order?
Used with an opportunity loss table : Define opportunity loss. What decision-making criteria are used with an opportunity loss table?
What is the expected time for this activity : In a PERT project network, an activity has an optimistic estimate of 8 weeks, a pessimistic estimate of 24 weeks, and a most-likely estimate of 10 weeks. What is the expected time for this activity?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determining probability-geometric distribution

In a recent year Barry Bonds hit 73 home runs in the 153 games he played. Assume that his home run production stayed at that level the following season.

  Average salary

For each of the 50 states and Washington, D.C., a number of statistics related to education are available for 1992

  Find probability that four calculators will be defective

The J.O. Supplies Company buys calculators from a Korean supplier. The probability of a defective calculator is 10%. What is the probability that 4 or more of the calculators will be defective?

  Determining fraction of employees cost between given range

Determine fraction of employees cost between $1,500 and $2,000 per year?

  Slope of the least-squares line

Compute the following .r = correlation between x and y = - 0.7 = mean of the values of x = 50.25 = mean of the values of y = 31.77 = standard deviation of the values of x = 15.85 = standard deviation of the values of y = 1.76 The slope of the leas..

  Number of granite selected for analysis

What is the probability that the number of granite selected for analysis is within 1 standard deviation of it means value.

  Find sample size suggested by newspaper article statement

Percentage points in either direction from what would have been obtained by interviewing all voters in the United States." Find the sample size suggested by this statement.

  List of phone numbers of randomly selected expected voters

He came to work at 8:00 and began to make calls. By 11:00 a.m., his survey was done. Don't discuss what is not said. Discuss what is wrong with what is said.

  Question about probability function

A standard die has its faces painted different colors. Faces3,4,6 are red, faces 2 and 5 are black and face 1 is white.

  Conducting graph to represent group differences

Carryout the ANOVA and, if essential, post-hoc comparisons. Conduct a graph to represent group differences, and interpret ANOVA in a paragraph written in APA style.

  Question on five step hypothesis test

Assume that a simple random sample is selected from a normally distributed population, use eith the P-value method or the tradiitonal method of testing hypotheses.

  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.

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