A lumber mill is tested for consistency by measuring the

Assignment Help Basic Statistics
Reference no: EM13634389

A lumber mill is tested for consistency by measuring the variance of board thickness. The target accuracy a variance of 0.0015 or less. If 24 measurements are taken and their variance is 0.005, is there enough evidence to reject the claim that her standard deviation is within the limit a =.01?

Reference no: EM13634389

Questions Cloud

Conduct an appropriate hypothesis tes evaluating whether : a news article reports that americans have differing views on two potentially inconvenient and invasive practices that
Determine the rate of heat addition and rejection when this : an otto cycle uses air as the working fluid its state at the beginning of the compression is 14 psia and 60 f its
Find the direction of the electric force on the charge in : a six-sided die has a positive charge in the center of each face and a negative charge embedded in the center. the
Conduct a hypothesis test to determine if these data : exercise 6.28 provides data on sleep deprivation rates of californians and oregonians. the proportion of california
A lumber mill is tested for consistency by measuring the : a lumber mill is tested for consistency by measuring the variance of board thickness. the target accuracy a variance of
Why conceptually does the ground state for the particle in : why conceptually does the ground state for the particle in the box model correspond to n1 while for the harmonic
A horizontal constant force f 120 n is applied to the : a wheel of radius 0.2 m and moment of inertia 0.05 kgmcirc2 is mounted on a horizontal frictionless axle. a massless
A different production line has 15 defectives in a sample : the probability of a memory chip from a production line being defective is 0.04. find the probability that in a sample
A jogger maintains a speed of 32 ms for 216 m until he : a jogger maintains a speed of 3.2 ms for 216 m until he encounters a stoplight and he abruptly stops and waits 29 s for

Reviews

Write a Review

Basic Statistics Questions & Answers

  A gambler plays roulette and makes a 1 bet on four numbers

a gambler plays roulette and makes a 1 bet on four numbers 400 times. the bet pays 8 to 1. find the chance that the

  The probability density function f(x) represents

The function that defines the probability distribution of a continuous random variable is a?For a continuous random variable x, the probability density function f(x) represents.

  Michael and kevin return to the candy store but this time

michael and kevin return to the candy store but this time they want to purchase nuts. they cant decide among peanuts

  Seven people will be seated in the first row of a movie

seven people will be seated in the first row of a movie theater this includes two pairs of sisters the adams and the

  Is critical region for test in left tail-right tail or both

Tthe mean amount of paint per 1-gallon can is 1.00 gallons. Use a significance level of 0.05. Is (are) the critical region(s) for this test in the left tail, right tail, or both tails?

  Why is it desirable to have the explanatory variables

why is it desirable to have the explanatory variables spread out to test a hypothesis regarding b1 or construct

  A judge chooses a jury of n people out of a pool of n

a judge chooses a jury of n people out of a pool of n people. the choice is uniform among all subsets of n elements of

  You toss a fair coin 400 times using the normal

you toss a fair coin 400 times. us- ing the normal approximation find the approximate probability of getting1 exactly

  Probability shipment will be accepted if it is defective

ssuming that the shipment includes 3% defectives, what is the probability that the shipment will be accepted? (Hint: Use the binomial distribution.)

  Find confidence interval for proportion of letters mailed

Based on this, compute a 99% confidence interval for the proportion of all letters mailed in the United States that were delivered the day after they were mailed.

  Recognizing potential threats to external validity

Recognize and explain potential threats (up to 3) to external validity.

  The city of vancouver office of emergency management

The city of Vancouver Office of Emergency Management reported that 911 operators receive an average of 7.2 calls per hour. Assume that the number of 911 calls follows Poisson distribution

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