Questionnaire designed to measure empathy

Assignment Help Basic Statistics
Reference no: EM132037396

A sociologist is interested in knowing whether adults who were bullied as children differ from the general population in terms of their empathy for others. On a questionnaire designed to measure empathy, the mean score for the general population is 54.76. Random sampling of 90 scores obtained from individuals who were bullied yielded a mean of 41.9 and a standard deviation of 20.26.

What is the z-value or t-value?

Reference no: EM132037396

Questions Cloud

What is the new critical value for calculation : What is the 99% confidence interval? What is the new critical value for this calculation?
Bigger picture of hypothesis testing : Hypothesis test clarification. How does the significance level, p value and Z/ t score relate in the bigger picture of hypothesis testing
Consider a game where there are two piles of chips : Consider a game where there are two piles of chips. On a player's turn, he may remove between 1 and 4 chips from the first pile or else remove
What percent of the market does brand b have now : If brands A, B, C all lost share by the same relative amount, than what percent of the market does Brand B have now?
Questionnaire designed to measure empathy : A sociologist is interested in knowing whether adults who were bullied as children differ from the general population in terms of their empathy for others.
Intersection having flashing red lights : 35% of all drivers come to a complete stop at an intersection having flashing red lights in all directions when no other cars are visible.
Positions be filled using the six possible candidates : How many different ways can the three positions be filled using the six possible candidates?
What is the standard error of the mean : According to the Central Limit Theorem, what is the standard error of the mean?
Job aptitude scores and job success ratings : The r between job aptitude scores and job success ratings is computed to be +.29.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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