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Statistics course and homework discussion. Elementary statistics.enMon, 25 Sep 2017 17:09:45 GMTvBulletin60http://www.talkstats.com/images/misc/rss.pngStatistics Help @ Talk Stats Forum - Statistics
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What statistical approach shoud I use in this data?
http://www.talkstats.com/showthread.php/70202-What-statistical-approach-shoud-I-use-in-this-data?goto=newpost
Mon, 25 Sep 2017 12:59:27 GMTGiven there are students who answered the survey.
About 30 students who answered.
I cant see. To use t-test or anova here hmmm what should I use to...Given there are students who answered the survey.
About 30 students who answered.
I cant see. To use t-test or anova here hmmm what should I use to interpret the data?
Should I just the percentage of every questions in line with the number of votes that each questions get?

Here is the link: https://ibb.co/coZZEQ
]]>Statisticsjohnnyjohn993http://www.talkstats.com/showthread.php/70202-What-statistical-approach-shoud-I-use-in-this-data90% Confidence Problem
http://www.talkstats.com/showthread.php/70201-90-Confidence-Problem?goto=newpost
Mon, 25 Sep 2017 10:49:22 GMTThis is the question I am struggling with, it is from a set of practice questions but I am trying to understand how to do this for my upcoming exams,...This is the question I am struggling with, it is from a set of practice questions but I am trying to understand how to do this for my upcoming exams, this question just confuses me.

Charitable organisations depend on donations for support. One organisation is interested in estimating the average donation to within $25.00, with 90% confidence. From past experience it is known that individual donations have a standard deviation of $200. How many donor files should be chosen for review?

Thanks in advance,
Cate
]]>StatisticsCateB9http://www.talkstats.com/showthread.php/70201-90-Confidence-Problem<![CDATA[How do i calculate sample mean values given μ, σ, n and alpha?]]>
http://www.talkstats.com/showthread.php/70198-How-do-i-calculate-sample-mean-values-given-μ-σ-n-and-alpha?goto=newpost
Mon, 25 Sep 2017 03:43:15 GMTIf I'm given a population mean and sd, how can I calculate a sample mean that encloses a central distribution of means for certain values of n and alpha?
]]>Statisticsdrrobert8085