Determining the probability model

Assignment Help Basic Statistics
Reference no: EM13103502

Suppose a random sample of 25 swatches are selected. What is the probability that the mean of the sample is less than 235 pounds per square inch.

a. Identify the model for this exercise:

b. Determine the probability.

Reference no: EM13103502

Questions Cloud

Case study- hanover company : On January 2, 2010 the Hanover Company purchased some office equipment for $20,000. The equipment is expected to have a beneficial life of five years and a salvage value of $2,000.
Explain developmental theory-upcoming developmental stage : Choose one developmental theorist and in short explain the chosen theory. Why does chosen developmental theorist appeal to you?
Explain how you plan to flex your style to be more effective : comprise your primary style as well as an example (real or hypothetical) of a specific situation and explain how you plan to “flex” your style to be more effective.
Probability of selecting female student : A survey of undergraduate students in the School of Business at Northern University revealed the following regarding the gender and majors of the students:
Determining the probability model : Suppose a random sample of 25 swatches are selected. What is the probability that the mean of the sample is less than 235 pounds per square inch.
Bob is arrested at his home : Bob is arrested at his home. After the police search it as well as seize certain property to be used as evidence, a judge sets Bob's bail as required by a state statute as well as Bob is put on trial
What is earnings of a firm ceo and its lowest paid hourly : Illustrate what do you think should be a reasonable spread (either a dollar amount, XX times more than or percentage number) among the earnings of a firm's CEO and its lowest paid hourly workers and explain why? Provide your detailed explanation o..
Estimating mean of normal probability distribution : Help with showing how do detrime the standard deviation of a problem when the standard deviation is 5. An example would help me to work out a problem for the normal probability distribution.
Illustrate what is the project npv : There are 3 million outstanding shares. Illustrate what should be the direct impact of this investment on the per-share value of the common stock?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Estimating probability-discrete distribution

Suppose you were to cut up the directory and pull out one listing at random to contact.

  Poisson probability-major hurricanes

A major hurricane is a hurricane with wind speeds of 111 miles per hour or greater. During the 20th century, the mean number of major hurricanes to strike the U.S. mainland per year was about 0.7.

  Hypotheses for single proportion

Write the null and alternative hypotheses you would use to test the following situation.

  Cohort study-crude relative risk and adjusted relative risk

Researchers at the Brigham & Women's Hospital recruited 2,000 participants to study the relation between diet and cholesterol.

  Determining the sample proportion

Of the 500 students who responded to a survey about recycling on campus, 350 said they recycle on a regular basis. The sample proportion is ??

  Calculating the regression constants

The researcher was interested in how well what he/she manipulated predicts how happy subjects feel at the end of the procedure. Using the data below, calculate the regression constants and present the equation for the regression line.

  Statistic from a contingency table

The χ 2  statistic from a contingency table with 6 rows and five columns will have:

  Money spent uniformly distributed between amounts

According to the Insurance Institute of America, a family of four spends between $400 and $3800 per year on all types of insurance. Suppose the money spent is uniformly distributed between these amounts.

  Simple linear regression analysis using excel

Use the least-squares method to compute the regression of coefficients b0 and b1.

  Basics of accurate interpretation of the situation

Advertising coefficient is 200 and t stat is 1.75. Which of the following statements is an accurate interpretation of the situation when using an alpha of .10

  Probability of average iq from random sample

What is the probability that the average IQ, from a random sample of 64 individuals, is greater than 102?

  Null and alternative hypotheses for a decision

Share with your peers the null and alternative hypotheses for a decision that is relevant to your life. This can be a personal item or something at work.

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