For classes of 142 students find the mean and standard

Assignment Help Basic Statistics
Reference no: EM13603069

a) for classes of 142 students, find the mean and standard deviation for the number born on the 4th of July, ignore leap years.

b) for classes of 142 students, would two be an unusually high number who were born on the 4th of July?

- the value of the mean is _____________ round to 6 decimal places

- the value of the standard deviation is ____________ round to 6 decimal places

Would 2 be unusually high number of individuals who were born on 4th of July?

Reference no: EM13603069

Questions Cloud

Is the direction of the electric force acting on the 205-nc : 1. a 2.05-nc point charge is 3.61 cm away from a -3.04-nc point charge. what is the magnitude of the electric force
On his sport team the mean height is 71 in and the standard : on his sport team the mean height is 71 in and the standard deviation is 3 in.jeffs height is 76 in.in his sport team
Regal products has a budget of 900000 in 20x3 for : regal products has a budget of 900000 in 20x3 for prevention costs. if it decides to automate a portion of its
How does the angular separation between fringes in : how does the angular separation between fringes in single-slit diffraction experiment change when the distance of
For classes of 142 students find the mean and standard : a for classes of 142 students find the mean and standard deviation for the number born on the 4th of july ignore leap
If an air parcel at the surface was heated to 65 degree f : the measured lapse rate at a given location was 3.8 degree f per 1000 ft and the surface temperature was 60 degree f.
The temperature of a body is increased from -173 c to 357 : the temperature of a body is increased from -173 c to 357 c. what is the ratio of energies emitted by the body per
Based on the sample data can we conclude that there is a : suppose as part of a national study of economic competitiveness a marketing research firm randomly sampled 200 adults
The seawall corporation uses an injection molding machine : the seawall corporation uses an injection molding machine to make a plastic product z39 after receiving firm orders

Reviews

Write a Review

Basic Statistics Questions & Answers

  Problem on confidence interval for the average difference

A 95% confidence interval for the average difference between the two reaction times (traditional - LED) was (-171.37, 174.44). Which of the following is the appropriate conclusion?

  In an agency 712 of the employees are engaged in clerical

in an agency 712 of the employees are engaged in clerical work 13 of them are in supervisory work and 14 of the

  Estimate mean and standard deviation of advertising expense

Distribution showing the advertising expenditures for 60 manufacturing companies located in the Southwest. Estimate the mean and the standard deviation of advertising expense.

  Assuming equal variances establish at the 5 level of

questionthe table below gives two samples selected from 10 supermarkets of the weekly sales of a popular soft drink.

  Find the appropriate cutoff points for the grades

Suppose that distribution of grades has average of 78 with standard deviation of 11. Find the appropriate cutoff points for the grades A and F.

  A random sample of the lifetime of 49 ultraillum light

a random sample of the lifetime of 49 ultraillum light bulbs has a mean of 3960 hours and a standard deviation of 200

  Problem of simpe probability

At a party there are 30 students over age 21 and 20 students under age 21. You choose at random 3 of those over 21 and separately choose at random 2 of those under 21 to interview about attitudes toward alcohol.

  Investigating sampling distribution of the mean

Ssample by constructing a histogram and finding the sample mean and standard deviation, are we investigating the sampling distribution of the mean? why or why not?

  Baseline system containg of a single element

An element E has a constant failure rate λ and a reliability at time t of R(t)=p, if p=0.5 and 0.9, what is the effect on Rs(t), basic reliability, serial Mean Time Between Failure, hs(t), MTBFs if additional elements are added to the baseline sys..

  Estimate of the standard deviation

Compute an estimate of the standard deviation of y when x = 8. Develop a 95% confidence interval for the expected value of y when x= 8.

  Estimating 99 percent confidence interval

Develop a 99 percent confidence interval for the population proportion.

  The mean prepartion fee hampr blocked charged retail

the mean prepartion fee hampr blocked charged retail customers last year was 183 the wall street journal march 72012.

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