What are the mean and standard deviation

Assignment Help Basic Statistics
Reference no: EM131319810

One of the initial clinical trials of the anti-math anxiety drug SHOVITALLTM tested for the presence of headaches as a side effect. In the trial, 450 subjects were treated with 80mg of the drug, and 2.2% of the subjects developed headaches. In the binomial distribution of these 450 subjects, what are the mean and standard deviation? Use p = 0.022

Reference no: EM131319810

Questions Cloud

Probability of choosing a professor or an instructor : The mathematics faculty at a college consists of 6 professors, 9 associate professors, 7 assistant professors, and 12 instructors. If one faculty member is randomly selected, find the probability of choosing a professor or an instructor.
Calculate the amplitude of the electric field : Calculate the amplitude of the electric field intensity at a distance of 10 km in the plane of the loop.
Explain description of major issue involve in hockey lockout : An examination of the background of the 2004-2005 National Hockey League (NHL) lockout. Explain a description of the major issues involved in the 2004-2005 NHL hockey lockout.
Different silicon wafer milling machines : You are evaluating two different silicon wafer milling machines. The Techron I costs $255,000, has a three-year life, and has pretax operating costs of $68,000 per year. For both milling machines, use straight-line depreciation to zero over the proje..
What are the mean and standard deviation : In the binomial distribution of these 450 subjects, what are the mean and standard deviation? Use p = 0.022
Difference in the proportion of men and women : Do these data show enough evidence to support the conclusion that there is no difference in the proportion of men and women who think weight is a factor in purchasing a laptop? Use a 5% level of significance.
What is the total cost of the car that kratos can purchase : Kratos has $1,500 that he will use as a down payment on a car. Assuming that he can afford a payment of $225per month, how much can Kratos spend on a car(that is, what is the total cost of the car that Kratos can purchase)if the interest rate is 4.75..
Critically evaluate leadership problems and challenges : Critically evaluate through theory application how certain types of leadership/management styles differ depending on history, culture, geographic life and conditions and how they impact strategy, people performance and productivity.
Describe the current events and how they are reflective : Using your research, describe the current events and how they are reflective of your studies on racial, gender, and class discrimination and/or stratification.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Is it to your advantage to switch

At this point, he would then ask you if you wanted to switch to the other door before revealing what you had won. Is it to your advantage to switch? (Hint: The answer might depend on p.)

  Find the waiting line

Assume that workers at each platform will beable to load 4 trucks per hour each and that truckswill continue to arrive at the rate of 3 per hour. Find the waiting line's new operating conditions. Is thisnew approach indeed speedier than the other two..

  Determining the p-value of two random group

The 97.5% CI for mean changes in Group B minus mean change in Group A is (-4.7 to -0.9). Suppose we want to compute a two-sided p-value to compare the two groups.

  Determining marginal probability distributions

Determine marginal probability distributions of X and Y . Compute conditional probability P ( Y = 2 | X = 1)

  Confidence interval for mean score on test by error of mean

A sample of 65 business people was randomly selected and given a leadership test. Construct a 95 percent confidence interval for the mean score on this test, using the estimated standard error of the mean.

  Probability of choosing four randomly

Choose a group of 4 adults at random. What is the probability that none of them enjoy drinking beer?

  What is the shape of the distribution of the sample mean

What is the sampling distribution of phat, the sample proportion of adults who smoke and in a random sample of 300 adults, what is the probability that at least 50 are smoker.

  Probability of random letter selection

Many newspapers carry a certain puzzle in which the individual must unscramble letters to form words. How many ways can the letters of YARNLE be arranged?

  In a survey 427 different women are randomly selected

in a survey 427 different women are randomly selected without replacement and each woman is asked what she purchased

  Find probability of worker error if there was an accident

There is a worker error is 0.3, and the probability that an accident will occur when there is no worker error is 0.2. Find the probability of a worker error if there was an accident.

  Determine expenditure for long distance telephone service

Household expenditure for long distance telephone service in City A and average monthly expenditure in City B extends from X to Y, determine the value of X?

  Question on binomial distribution

Can the binomial distribution be used to model the number of rare events that occur over a given time period?

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