Mean and standard deviation of the normal distribution

Assignment Help Basic Statistics
Reference no: EM131404284

In a certain binomial distribution, π = 0.20 and n = 30, In using the normal approximation,

a. What are the mean and standard deviation of the corresponding normal distribution?

b. If the number of "successes" among the 30 observations, determine the following:
P(x = 5), P(4 ≤ x ≤7), P(1 ≤ x ≤ 5), P(x ≥ 7).

Reference no: EM131404284

Questions Cloud

Identify the strengths and weaknesses of each model : Prepare a report in which you include the following: A brief overview of what each of the six or seven models you are analyzing does. Clearly identify the strengths and weaknesses of each model
Calculate the probability that x will be exactly 12 persons : Calculate the mean and the standard deviation of the binomial distribution.- Using the binomial distribution, calculate the probability that x will be exactly 12 persons.
How do private payers play into your thinking : Consider private payers including pay for performance "bundled" payments as discussed in the Dynamic Scenario in Week 4. How do private payers play into your thinking about clinical and financial information systems strategies?
Estimate the percent scrap in producing round blanks : Estimate the percent scrap in producing round blanks if the clearance between blanks is one tenth of the radius of the blank. Consider single and multiple-row blanking, as sketched in Fig. P16.55.
Mean and standard deviation of the normal distribution : In a certain binomial distribution, π = 0.20 and n = 30, In using the normal approximation,- What are the mean and standard deviation of the corresponding normal distribution?
Briefly describe how the topic relates to project management : The benefits and challenges of Agile Project Management:Present a tentative title for your topic.Briefly describe how the topic relates to project management.State a concrete, specific research question to guide your review of the literature.
Create policy statements that align with hipaa regulations : Create policy statements that align with HIPAA regulations that address patient health care record handling and disposal. Describe relevant training topics for staff in order to educate them on the handling and disposal of patient records.
What are mean and standard deviation of normal distribution : In a certain binomial distribution, π = 0.25 and n = 40, In using the normal approximation,- What are the mean and standard deviation of the corresponding normal distribution?
Estimate the maximum ratio of cup height : A cup is being drawn from a sheet metal that has a normal anisotropy of 3. Estimate the maximum ratio of cup height to cup diameter that can be drawn successfully in a single draw. Assume that the thickness of the sheet throughout the cup remains ..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Categorical variable-quantitative variable

Select the appropriate word to identify whether the measurement represents a categorical variable or a quantitative variable: The average number of minutes a person watches television each day.

  Represent a summary of a random sample

represent a summary of a random sample of size 50 from a Poisson distribution. Find the maxim um likelihood estimate of Pr ( X = 2).

  Reliability of the observations

The use of both test is desired to ensure the reliability of the observations, when the above/below shows if there is a tendency the median, where up/down shows the observation in proportion to each other.

  Statistics-hypothesis testing questions

Describe a business situation where you would want to use a t-test. Why would you choose that test? What would you expect to show by doing this?

  Investigator predictions-fewer adults drink

According to the U.S. Bureau of the Census, 75% of adults regularly drank alcohol in 1985. An investigator predicts that fewer adults drink now than drank then.

  The total number of aces obtained in both draws

If two cards are randomly drawn (without replacement) from an ordinary deck of 52 playing cards, Z is the number of aces obtained in the first draw, and W is the total number of aces obtained in both draws, find

  Extent of wound healing by treatment

Is there a difference in the extent of wound healing by treatment? (Hint: Are treatment and the percent wound healing independent?) Run the appropriate test at a 5% level of significance.

  Discussion of federal adjustments of primer interest rate

You are having a meeting with the employees of Financial Outsourcing, Inc. During the meeting, you were asked several questions. Give your opinion to the questions.

  Compute the value of test statistic of voters

A random sample of 150 voters yields 87 who support her. The candidate wishes to test her claim at the 0.05 level of significance. Compute the value of test statistic.

  The correlation between the temperature in celsius and

the correlation between the temperature in celsius and temperature in fahrenheit.the correlation between hours of sleep

  Probabilty of number of men who never eat breakfast

What is the probability that the number of women who never eat breakfast is at least as large as the number of men who never eat breakfast?

  Determine plot and normal plot for data

Do the data provide suf?cient evidence to indicate that the mean Hb level for children with chronic diarrhea is less than that of the normal value of 14.6 g/dL? Test the appropriate hypothesis using α = 0.01. Draw a box plot and normal plot for th..

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