Calculus and Above

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College statistics problem Create a confidence interval
College statistics problemCreate a confidence interval estimate for the population mean given the following information.The admissions office of a university wants to estimate the average number of Ma… read more
R.R. Jha
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The mean math SAT score is 515, with a standard deviation of
The mean math SAT score is 515, with a standard deviation of 116. A particular high school claims that its students have unusually high math SAT scores. A random sample of 49 students from this high s… read more
Tom Piscaer
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Im have trouble answering some math questions. EXPONENTIAL
Sandhya_sharma
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A set of data items is normally distributed with a mean of
A set of data items is normally distributed with a mean of 450 Find the data item in this distribution that corresponds the -score of 1.5if the standard deviation is 70 … read more
Kofi
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I do not know how to solve my math problem. The question is:
the question is: Among a random sample of 150 employees of a particular company, the mean commute distance is 30 miles. The standard deviation for the sample is 1.2. If a second sample of employees is selected, what is the probability that for the second sample, the mean commute distance will be less than 29.6 miles? … read more
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Need a math problem explained and solved. Just math help
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Tutor O-Rama claims that their services will raise student
Tutor O-Rama claims that their services will raise student SAT math scores at least 50 points. The average score on the math portion of the SAT is μ=350 and σ= 35. The 100 students who completed the t… read more
Ryan
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Are you real? oh haha 4. For each of the following studies,
oh haha 4. For each of the following studies, decide whether you can reject the null hypothesis that the groups come from identical populations. Use the .05 level. … read more
akch2002
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I'm actually a little lost, my question is not an actual
Hello I'm actually a little lost, my question is not an actual math question, but I'm doing a stastic research on hypertension, relating to age, race/ethnicity, gender, and obesity, i feel with these … read more
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Question 1 Given the following 2 sets of data, ten values
Question 1 Given the following 2 sets of data, ten values each) (you may want to write this down and/or type into your SPSS data window for use in the next few questions too): Group 1: (23, 41, 16, 75… read more
Expert
Hi Ryan, This is Traci from last week and I need your help
Hi Ryan, This is Traci from last week and I need your help this week for 32 question in all. I was wondering if we can be able to start on it today.… read more
Ryan
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Hi Ryan, This is Traci from last week. I have two quiz that
Hi Ryan, This is Traci from last week. I have two quiz that is due. The first quiz pertain 26 questions and the second quiz pertain 17 questions. If possible we can start on it tomorrow 4:00 pm Centra… read more
Ryan
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I have a lab report in which i am to generate a hypotheses?
I have a lab report in which i am to generate a hypotheses? I require my professional to work online with me so i can obtain the quickest response to start my work on it? I need to be able to attach a… read more
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Quantitative Analysis for Business Data was collected by a
Quantitative Analysis for Business Data was collected by a large car manufacturer concerning a new prototype car, the Cielo. Thirty carefully selected respondents were shown the car and fully briefed … read more
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will attach word doc/ i only need the correct answers to the
Attachment: 2013-03-19_230720_1.docx will attach word doc/ i only need the correct answers to the questions… read more
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typically high school students take math and verbal SATs.
typically high school students take math and verbal SATs. For math the mean and standard deviation were 540 and 20 while for verbal they were 550 and 30. Sally recieved a score of 580 on math and 590 … read more
Rajan.Sareen
Sr. Statistician
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" For John Math" Hello John, would you be available to assist
" For John Math" Hello John, would you be available to assist with statistic questions. Eme Could I send you the questions via email attachment? unable to past graphs.… read more
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