A researcher wishes to study whether music has any effect

Assignment Help Basic Statistics
Reference no: EM13620446

Use the sign test to test the indicated claim.

A researcher wishes to study whether music has any effect on the ability to memorize information. 82 randomly selected adults are given a memory test in a quiet room. They are then given a second memory test while listening to classical music. 70 people received a higher score on the second test, 11 a lower score, and 1 received the same score. At the 0.05 significance level, test the claim that the music has no effect on the memorization skills.

Reference no: EM13620446

Questions Cloud

Although you cant see it the gasoline is rising in the tank : you are filling your car with gasoline at a rate of 5.3 galsmin. although you cant see it the gasoline is rising in the
A calculate the current in the wire needed to create a : a surveyor 100 m from a long straight 200 kv dc power line suspects that its magnetic field may equal that of the earth
For your sink at home the flow rate in is 5000 unitshr : for your sink at home the flow rate in is 5000 unitshr. accumulation is 2500 units. what is the accumulation rate if
An seven-year bond has a yield of 8 and a duration of 7199 : an seven-year bond has a yield of 8 and a duration of 7.199 years. if the bonds yield changes by 25 basis points what
A researcher wishes to study whether music has any effect : use the sign test to test the indicated claim.a researcher wishes to study whether music has any effect on the ability
An ac generator has a frequency of 22 khz and a voltage of : an ac generator has a frequency of 2.2 khz and a voltage of 240 v. an inductance l1 6.0 mh is connected across its
What is netflixs strategy which of the five generic : 1 what does your strategic group map of the industry look like? how attractively is netflix positioned on the map?
A 95 confidence interval for the difference in reduction of : a researcher has developed a new drug designed to reduce blood pressure. in an experiment 21 subjects were assigned
If the angular position of the slotted arm oa rotates ccw : pin p is constrained to move along the curve defined by the lemniscate r 4 sin 2theta ft. if the angular position of

Reviews

Write a Review

Basic Statistics Questions & Answers

  Question 1nbspa large scale marketing survey was conducted

question 1.nbspa large scale marketing survey was conducted. some of the variables collected weregender nbsp

  The number of bank robberies that occur in a large north

the number of bank robberies that occur in a large north american city is poisson distributed with a mean of 1.8 per

  Discriminant and number of real solutions of quadratic

Compute the value of the discriminant and give the number of real solutions to the quadratic equation

  Probability based on normal distribution1determine the area

probability based on normal distribution.1.determine the area under the standard normal curve that lies to the left of

  Mean of sampling distribution of sample-mean

Random samples of size 64 are taken from a large population whose mean is 160 and whose standard deviation is 25. What is the mean of the sampling distribution of the sample mean?

  Finding area between graphs of two functions

Find the area between the graphs of the functions y1 (x) = x ln x and y2 (x) = -4 exp(3ln x) in the interval between the points x1 = 1 and x2 = e.

  Personality assessment instrument or inventory

Select one psychological personality assessment instrument or inventory to serve as the basis of this assignment. Explore the psychological literature to find three to five articles that test the use of this inventory or assessment on obsessive-com..

  Margin of error when confidence is given

The management of a department store is interested in estimating the difference between the mean credit purchases of customers using the store's credit card versus those customers using a national major credit card.

  Why might the sample data not follow a normal

From her firm’s computer telephone log, an executive found that the mean length of 64 telephone calls during July was 4.48 minutes with a standard deviation of 5.87 minutes.

  Find point estimate of true proportion of people

In a clinical study of an allergy drug, 114 of 203 subjects reported experiencing significant relief from their symptoms. What is the point estimate of the true proportion of people who reported relief in the population.

  Confidence intervals for the population proportion

625 males, 398 say they have gone to the dentist in the past year. Construct 90% and 95% confidence intervals for the population proportion.

  What is the standard deviation

The variance of some data is 37.33 what is the 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