Which test should be dropped

Assignment Help Basic Statistics
Reference no: EM131383928

Ableson's anthropology professor announced that the poorest exam grade for each student would be dropped. Ableson scored 79 on the first anthropology exam. The mean was 67 and the standard deviation 4. On the second exam, he made 125.

The class mean was 105 and the standard deviation 15. On the third exam, the mean was 45 and the standard deviation 3. Ableson got 51. Which test should be dropped?

Reference no: EM131383928

Questions Cloud

Discuss about the post given below : Anshel identifies 10 myths that are commonly believed to motivate athletes, but in actuality, they do not. Select any three of these myths and, using the theories of motivation you have read about, provide reasons why these myths are not good prac..
How to present professional profile on social media platform : Use your current social media accounts, or create new ones. Incorporate research regarding how to present a professional profile on social media platforms, and discuss your experience in the paper
Expected return and standard deviations of stock a : A. What are the expected return and standard Deviations of Stock A? B. If you are a typical, risk-averse investor with a well diversified portfolio, which stock would you prefer and why?
Adopt role of judge and use z scores to determine winner : This particular year Tobe was ill on the day of judgment, so he sent his friend Hamlet to inquire who had won. Adopt the role of judge and use z scores to determine the winner.
Which test should be dropped : The class mean was 105 and the standard deviation 15. On the third exam, the mean was 45 and the standard deviation 3. Ableson got 51. Which test should be dropped?
Discuss about the post given below : Refer to "Social and Cultural Paper Writing Instructions" for a detailed explanation of the requirements for the Social and Cultural Diversity Paper that you will be developing throughout the course. For this assignment, prepare a reference list t..
Find and write a sentence of interpretation : In hundreds of studies with many thousands of participants, first-born children scored better than second-born children on tests of cognitive ability.
What role does an effective introduction play in the process : Describe how the sale process develops during the course of an interaction with a customer. What role does an effective introduction play in this process?
How your culture perceives counseling : Create an 8- to 10-slide PPT presentation discussing your cultural background (in addition, you should include a title slide and reference slide in your presentation). When discussing your culture, consider components of yourself such as race, et..

Reviews

Write a Review

Basic Statistics Questions & Answers

  The monthly growth of the height of trees in montana has a

the monthly growth of the height of trees in montana has a mean of 47.5 and a standard deviation of 11.6. assume a

  A survey was conducted to measure the height of men in the

1. a survey was conducted to measure the height of men. in the survey respondents were grouped by age. in the 20-29 age

  Then complete the table below carry your intermediate

a psychologist is interested in the mean iq score of a given group of children. it is known that the iq scores of the

  Side effects from a certain kind of medicine

If 23 percent of all patients with high blood pressure have bad side effects from a certain kind of medicine, use the normal approximation to find the probability that among 120 patients with high blood pressure treated with this medicine more tha..

  Test the null hypothesis using five-step procedure

Find that the mean weight in the sample is 308 pounds.The standard deviation is 23. Using significance level of .01 test the null hypothesis using 5-step procedure.

  Is there enough evidence to support consumers conjecture

Is there enough evidence to support the consumers conjecture at a=0.05.  First, indentify the alternative and the null hypotheses.

  Determine how comfortable the shopper was in a store

the study obtained a measure to determine how comfortable the shopper was in a store. Higher scores indicated greater comfort. Suppose the following data were collected. Use a = .05 to test for differences among comfort levels for three types of b..

  A recent study focused on the amount of money single men

a recent study focused on the amount of money single men and single women save monthly. the information is summarized

  What percentage of pregnancies last between in range

Assume that the duration of human pregnancies can be described by a normal model with mean 268 days and standard deviation 17 days. What percentage of pregnancies should last between 260 and 270 days?

  Discriminant and solutions to quadratic equation

Determine whether the following equations have a solution or not? Justify your answer. What type of solution do you get for quadratic equations where D

  Based on the internal rate of return analysis is the

realturf is considering purchasing an automatic sprinkler system for its sod farm by borrowing the entire 35000

  X and y are independent both x and y have an exponential

x and y are independent. both x and y have an exponential distribution. if x had mean 3 and y had mean -2a find the

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