The length of country and western songs is normally

Assignment Help Basic Statistics
Reference no: EM13627591

The length of country and western songs is normally distributed and has a mean of 170 seconds and a standard deviation of 25 seconds. Find the probability that a random selection of 36 songs will have mean length of 165.13 seconds or less. Assume the distribution of the lengths of the songs is normal.

Reference no: EM13627591

Questions Cloud

Forty percent of the students who enroll in a statistics : forty percent of the students who enroll in a statistics course go to the statistics laboratory on a regular basis.
If the unstretched length of the spring is 5 in determine : the 91-lb uniform square plate is supported by a ball-and-socket joint at o a cable at e a fixture at a which can
A spymaster has a network of 7 operatives whom he pays out : a spymaster has a network of 7 operatives whom he pays out of a slush fund containing 20000. for accounting reasons his
A block of wood floats on the surface of water iuml 1000 : a block of wood floats on the surface of water iuml 1000 kgm3 with 56 of the wood outside of the water. the volume of
The length of country and western songs is normally : the length of country and western songs is normally distributed and has a mean of 170 seconds and a standard deviation
Derive an equation relating y to the fiber volume fraction : the properties of composites are governed by the properties of the constituent materials the volume contents of the
A piston-cylinder device contains 6kg of h2 and 21 kg of n2 : a piston-cylinder device contains 6kg of h2 and 21 kg of n2 at 160 k and 5 mpa. heat is now transferred to the device
If you know the temperature of a star how would you find : if you know the temperature of a star how would you find its wavelength? say the temperature of a star is 30000k what
Suppose that the average number of airline crashes in a : suppose that the average number of airline crashes in a country is 1.9 per month.a what is the probability that there

Reviews

Write a Review

Basic Statistics Questions & Answers

  What is the probability that the individual is a male

What is the probability that the individual is a male - are enjoying shopping for clothing and the gender of the individual statistically independent? Explain.

  Measures of central tendency and skew

You've administered a standardized test of manual dexterity to two groups of 10 semi skilled workers. One of these two groups of workers will be employed by you to work in a warehouse with many fragile items.

  Sixty-four randomly selected fuses were subjected to a

sixty-four randomly selected fuses were subjected to a twenty percent overload and the time to failure was recorded. it

  Multiple regression with independent variables

Identify at your place of work (or a previous place of work, or an organization with which you are affiliated). Identify a dependent variable and 3 independent variables

  For the population of women whose mothers did not take the

a seven-year medical research study reported that women whose mothers took the drug des during pregnancy were twice as

  Hypotheses testing problems

Citrus Rental is a popular car rental agency that has a history of having too few cars available, so that its available cars are overdriven. The mean monthly mileage over the years for Citrus cars has been about 1550 miles per month.

  The table below provides summary information about students

questionthe table below provides summary information about students in a class. the sex of each individual and the

  Major flaws of the situation

It was reported that 20 readers responded and 87% said "no" whiles 13% said "yes". Identify four major flaws of the situation. Explain why you chose them.

  Radical expressions in daily life

Reflect on radical expressions and their applications, and then consider how you might apply radical expressions to your daily life. Explain this application,

  Estimate the population mean

If you must estimate the population mean within 10 days, how many outside salespeople should you sample? Use the 90 percent confidence level.

  Find standard deviation of distribution of the sample mean

If researchers want to take a new sample of size 55, what will be the standard deviation of the distribution of the sample mean?

  Find probability that mean weight of loads is less in tons

Find the probability that the mean weight of those loads is less than 44.24 tons. Assume that the variable si normally distributed.

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