User Account

All Pages

What is the expected number of students

Assignment Help Basic Statistics
Reference no: EM132137057

In a population of Ph.D students 50% have paid assistant ships. A random sample of n=200 students are chosen. What is the expected number of students who have paid assistant ships in this sample?

Reference no: EM132137057

Questions Cloud

What is a frequency table : How can a graph or chart of data help you understand the results? What is a frequency table? Describe an example where a frequency table can be used in life.
Large factory are approximately normally distributed : The diameter of Ping Pong balls manufactured at a large factory are approximately normally distributed with a mean diameter of 1.30 inches and a standard deviat
What is the probability that fewer than 125 bottles of beer : Assuming this trend continues, what is the probability that fewer than 125 bottles of beer in this particular sample are defective?
What is the approximate standard deviation : What is the approximate standard deviation of the expected number of students who have paid assistant ships?
What is the expected number of students : What is the expected number of students who have paid assistant ships in this sample?
Estimate the mean weight of quarters in circulation : You want to you want to estimate the mean weight of quarters in circulation. A sample of 30 quarters has a mean weight of 5.649 grams in a standard deviation
Confidence interval for the proportion : Research research and Sample 5000 household concerning TV shows they watch. Based on the sample 18% reported watching 60 Minutes.
Would you expect the life-span to be normally distributed : Since this in an empirical question that means that 68% is in the middle and on the outer sides are the difference?
Design an algorithm to simulate chi-square distribution : Design an algorithm to simulate chi-square distribution with 2k freedom via general transformation method.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Manufacturing and product development

Manufacturing and Product Development Better World Technologies claims to have produced a revolutionary new jackhammer with less vibration

  Confidence interval for average daily demand for milk

The management of a supermarket needs to make estimates of the average daily demand for milk.- Assuming that this is a random sample of daily demand, give a 90% confidence interval for average daily demand for milk.

  In a normal distribution with mean 50 and a standard

in a normal distribution with mean 50 and a standard deviation 10 what is the probability of randomly sampling a

  Complete the hypothesis for a proportion test show all

in a gallop poll 1010 adults were randomly selected and asked if they were satisfied or dissatisfied with the amount of

  Calculate what proportion of variance is shared

For each correlation coefficient below, calculate what proportion of variance is shared by the two correlated variables:

  What is the probability that the product will be a success

The probability that a new product will be successful if a competitor does not come up with a similar product is 0.67.

  Difference between the proportions of all orders

a. Construct a 97% confidence interval for the difference between the proportions of all orders placed at the two warehouses that are mailed within 72 hours. b. Interpret the results of the confidence interval.

  Compute ci for the mean of a normally distributed population

A statistician estimates the 90% confidence interval for the mean of a normally distributed population as 172.58 ± 3.74 at the end of a sampling experiment.

  Using anova instead of regression to solve problem

What can be done to remedy multicollinearity? Use ANOVA instead of Regression.

  Obtain the residuals for covariance model

b. For each treatment, plot the residuals against the fitted values. Also prepare a normal probability plot of the residuals and calculate the coefficient of correlation between the ordered residuals and their expected values under normality. Wha..

  Common methods for controlling translation exposure

What are the advantages and disadvantages of the common methods for controlling translation exposure?

  What is the aftertax salvage value

What is the aftertax salvage value from this sale if the tax rate is 34 percent?

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd