State students may be receiving lower grades

Assignment Help Basic Statistics
Reference no: EM13823760

University of Maryland University College is concerned that out of state students may be receiving lower grades than Maryland students. Two independent random samples have been selected: 165 observations from population 1 (Out of state students) and 177 from population 2 (Maryland students). The sample means obtained are X1(bar)=86 and X2(bar)=87. It is known from previous studies that the population variances are 8.1 and 7.3 respectively. Using a level of significance of .01, is there evidence that the out of state students may be receiving lower grades? Fully explain your answer.

Reference no: EM13823760

Questions Cloud

Currently exemplifies the concept of social disorganization : Describe a community in your city or state that currently exemplifies the concept of social disorganization.  What solutions might you implement to revitalize that community?  During the 1960s, social structure theories strongly influenced the develo..
How does a job analysis relate to job descriptions : How does a job analysis help managers do their jobs better? How does a job analysis relate to job descriptions and job specifications? Why is it beneficial to have someone from outside the organization conduct the job analysis?
Research on comparing the dependent variables : Take the Independent Variable (1) and conduct research on comparing the Dependent variables (3) and conduct analysis using SPSS (i can do this part) and write a paper with methods and results. More details can be provided if interested.
What are some of the possible reasons caseworkers : Write a 200- to 350-word response answering the following questions:o What are some of the possible reasons caseworkers were not aware of the conditions in the Jackson home?o From the information presented in the case study, should the nine members o..
State students may be receiving lower grades : It is known from previous studies that the population variances are 8.1 and 7.3 respectively. Using a level of significance of .01, is there evidence that the out of state students may be receiving lower grades? Fully explain your answer.
Write compare paper on online classes vs traditional classes : Write a compare and contrast paper on online classes vs traditional classes. I prefer 5 paragraphs including thesis and conclusion.
Still completely answer the requirements : Write an autobiography in complete sentences with proper grammar and spelling. Following the structure provided below, your autobiography should contain 3 paragraphs (minimum of 5-7 sentences each). This assignment needs to be concise but still compl..
Relationship between anxiety for an examine : A student wants to examine the relationship between anxiety for an examine and the number of hours studied. The data is as follows:
How you will use foundational concepts of differentiated : how you will use foundational concepts of differentiated instruction

Reviews

Write a Review

Basic Statistics Questions & Answers

  A trucking firm delivers appliances for a large retail

a trucking firm delivers appliances for a large retail operation. the packages or crates have a mean weight of 291 lb.

  The independent dummy variable fertilizer

Amalgamated Fruits, Vegetables, and Legumes, an agricultural company, breeds the experimental fruit "kiwana." The company is studying the effects of a new fertilizer on the number of kiwanas per bunch grown on kiwana trees. The regression analysis be..

  We know that in one hour the probability of entering 15

question the number of clients that go every hour to a bank agency is processed according the poisson distribution. we

  Testing of hypothesis of restaurant claims

A restaurant claims that the waiting time of customers for service is normally distributed with a mean of 3 minutes and a standard deviation of 1 minute.

  A research report concludes that there are significant

a research report concludes that there are significant differences among treatments with f227 8.62 p lt .01. if the

  A history class has 75 members if there is a 12 absentee

a history class has 75 members. if there is a 12 absentee rate per class meeting nd the mean variance and standard

  What is the probability that more than 950 will accept

Assuming that students make their decisions independently, the number who accept has the B (1200, 0.75) distribution. If this number is less than 950, the college will admit students from its waiting list.

  What is the regression equation

The data show the time intervals after an eruption (to the next eruption) of a certain geyser. Find the regression equation, letting the first variable be the independent (x) variable. What is the regression equation

  Use a base point at x 1 compute the true precent relative

use zero through third order of taylor series expansions to predict f2 for the functionfx 25x3-6x27x -88use a base

  Construct a 95 confidence interval estimate for the

in a survey of 1954 cellphone owners adults aged 18 and over 743 reported that they use their phone to keep themselves

  Discovering statistics referring to the information from my

discovering statistics referring to the information from my first question as stated nielson media research reported

  Find probability in month there are nine days-precipitation

Find the probability that in a given month a) there are exactly 9 days with 0.01 inch or more precipitation, b) there are at most 9 days with 0.01 inch or more precipitation.

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