The distribution of weights can be approximately normal

Assignment Help Basic Statistics
Reference no: EM13621871

Items produced by a manufacturing process are supposed to weigh 90 grams. The manufacturing process, however, is such that there is variability in the items produced and they do not all weigh exactly 90 grams. The distribution of weights can be approximately normal with mean 90 grams and a standard deviation of 1 gram. What percentage of items will either weigh less than 87 grams or more than 93 grams?

Reference no: EM13621871

Questions Cloud

A copper specimen is cold worked at room temperature and : a copper specimen is cold worked at room temperature and annealed at 100-400c. draw schematic sketches showing how
Beckham corporation has semiannual bonds outstanding with : beckham corporation has semiannual bonds outstanding with 13 years to maturity and are currently priced at 746.16. if
A loudspeaker at the origin emits a 120hz tone on a day : a loudspeaker at the origin emits a 120hz tone on a day when the speed of sound is 340ms. the phase difference between
The cost of equity radical ivenoil inc has a cost of equity : the cost of equity radical ivenoil inc. has a cost of equity capital equal to 22.8 percent. if the risk-free rate of
The distribution of weights can be approximately normal : items produced by a manufacturing process are supposed to weigh 90 grams. the manufacturing process however is such
The distribution of weights can be approximately normal : items produced by a manufacturing process are supposed to weigh 90 grams. the manufacturing process however is such
If an object is held 100 cm away from the eye and magnified : if an object is held 10.0 cm away from the eye and magnified by .035 what is the radius of curvature of the persons
A large national bank charges local companies for using : a large national bank charges local companies for using their services. a bank official reported the results of a
I each part of these bifocal lenses is convex-concave aka : with unaided vision a person can focus on objects that lie at distances between 5.0 m and .5 m away from his eyes. find

Reviews

Write a Review

Basic Statistics Questions & Answers

  Compute test value for selected physicians were women

The percentage of physicians who are women is 27.2%. In a survey of physicians employed by a large university health system, 48 of 120 randomly selected physicians were women. Compute the test value.

  I if a new bond is to be issued by a city what is the

questiona a municipal bond service in the us has three rating categories a b and c. suppose that of the total number of

  A garage door opener has six toggle switches each with

a garage door opener has six toggle switches each with three settings up center and down. if a thief knows the type of

  Decision if hypothesis test was done with null hypothesis

What would be your decision if a hypothesis test was conducted on this problem with the null hypothesis given as H0 : µ ≥ 2 and the alternate hypothesis given as H1

  The weight of an organ in adult males has a bell shaped

the weight of an organ in adult males has a bell shaped distribution with a mean of 310 grams and a standard deviation

  Question-probability-reasoning

When writing about the probability that it will rain in Boston on July 4 of next year, a newspaper reporter states that the probability is ½, because either it will rain or it will not.

  Probability of sample proportion

Assume a random sample of 50 architects and engineers is selected. How likely is it that the random sample contain five or fewer women in these positions.

  Local unemployment rate

Your mayor just announced that the local unemployment rate dropped last month from the prior month. It went from 10.5% to 10.4%. Is this a significant drop? Explain.

  Probability of obtaining a sample mean

The population of IQ scores forms a normal distribution with mean of μ = 100 and a standard deviation of σ = 15. What is the probability of obtaining a sample mean greater than M = 105,

  Find probability that bag will weigh more than forty pounds

Weight of the .5 cubic yard bag of landscape much is normally distributed with mean of 40 pounds and standard deviation of 1. Determine the probability that the bag will weigh more than 40 pounds?

  Moving average and trend analysis

Develop a forecast for year 6, using two-year moving average and trend analysis. Identify which method is most appropriate for this data set

  Sample mean and sample standard deviation-random selection

Calculate the sample mean and sample standard deviation.

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