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April 20, 2014

Search: Math/statistics

Number of results: 229,846

m/c
Which of the following refers to when a researcher gathers data from a sample and uses the statistics generated to reach conclusions about the population from which the sample was taken? inferential statistics holistic statistics conclusive statistics descriptive statistics is...
Thursday, May 20, 2010 at 8:55pm by Thara!

statistics page on jiskha
Does anyone find the picture as funny as I do? http://www.jiskha.com/math/statistics/ It's a baby holding a statistics textbook.
Tuesday, September 9, 2008 at 11:48am by Leo

statistics
Statistics play s a major role in the health care field in today's environment. Please provide how statistics can be important and influential in the nursing profession. Provide at least two examples where you ahve observed statistics to contribute positively to the needs of ...
Tuesday, May 18, 2010 at 3:44pm by cortez

Statistics
What is an example of a research problem at your organization that would benefit from the use of either descriptive statistics or probability distribution statistics?
Monday, October 11, 2010 at 3:10pm by Kathy

statistics
I've got to do a project in my math statistics unit. Surveying people on a resturant. How do I do a draft on poster paper?
Tuesday, May 17, 2011 at 1:47pm by Hunter

statistics -- needs help
That's really a statistics question. Please wait until a math tutor comes online.
Wednesday, October 5, 2011 at 6:04pm by Ms. Sue

statistics
Follow the guidelines here: http://math.about.com/od/statistics/a/MeanMedian.htm The three statistics they have in mind are probably median, mean and mode. In this case, there is no mode, since no number appears more than once.You might tell them what the range is, instead of ...
Sunday, January 8, 2012 at 11:26pm by drwls

statistics page on jiskha
Super!!!!! That poor child looks as befuzzled as I feel when confronted with statistics. Besides, statistics are illogical <G>
Tuesday, September 9, 2008 at 11:48am by GuruBlue

statistics anova
a professor is interested in whether there is a differnce in counseling student's statistics competency scores among 1) those who have never taken any statistics ourse, 2) those who have only taken an undergraduate statistics course, 3)
Monday, February 27, 2012 at 3:04pm by caryn

Statistics
In the following question, identify which choices would be considered inferential statistics and which would be considered inferential statistics. 1. of 500 randomly selected people in new york city, 210 people had O+ blood. a) "42 percent of the people in NYC have O+ blood" ...
Saturday, November 16, 2013 at 8:55pm by kitty

writing
Which of the following statements is not a general rule for using statistics in a classroom speech? A The more statistics the better. Use statistics sparingly Make sure information is up to date Round off long numbers.
Thursday, May 10, 2012 at 12:28pm by Anonymous

Psychology
An essential part of scientific thinking is not only how to use statistics correctly, but also how to identify the misuse of statistics. Our textbook authors suggest that students should: Answer distrust all statistics because they convey a false impression of certainty and ...
Tuesday, April 23, 2013 at 4:11pm by J.J

statistics
5. The table below shows Psychology exam scores, Statistics Exam scores, and IQ scores for a random sample of students. What can you observe in the relationship between IQ and psychology, psychology and statistics, and IQ and statistics? Using a web-calculator, obtain the ...
Tuesday, November 29, 2011 at 12:12am by shirley

Statistics Math Help
Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions related to the Z scores.
Saturday, June 18, 2011 at 1:10am by PsyDAG

P Value Math Statistics
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability of Z = -1.57. Is that less than .04?
Sunday, February 24, 2013 at 11:23pm by PsyDAG

Math-Statistics
In the back of your statistics text, there is a table labeled something like "areas under the normal distribution." Look for the portion values for the larger or smaller portion to get your Z score. I hope this helps.
Wednesday, December 9, 2009 at 8:57pm by PsyDAG

Statistics
oops typo, In the following question, identify which choices would be considered descriptive statistics and which would be considered inferential statistics.
Saturday, November 16, 2013 at 8:55pm by kitty

Statistics
1. of 500 randomly selected people in new york city, 210 people had O+ blood. a) "42 percent of the people in NYC have O+ blood" Is the statement descriptive statistics or inferential statistics? b) "58 percent of the people in NYC do not have type O+ blood" Is the statement ...
Saturday, November 16, 2013 at 10:42pm by kitty

statistics help
For complete post, please see Statistics help with Statistics help Part 2 and Part 3
Monday, July 28, 2008 at 11:24am by Student

statistics
We believe that 77% of the population of all Business Statistics I students consider statistics to be an exciting subject. Suppose we randomly and independently selected 40 students from the population. If the true percentage is really 77%, find the probability of observing 39...
Sunday, August 8, 2010 at 2:01pm by yamini

Statistics
of 500 randomly selected people in new york city, 210 people had O+ blood. a) "42 percent of the people in NYC have O+ blood" Is the statement descriptive statistics or inferential statistics?
Friday, November 15, 2013 at 9:45am by becca

math/statistics
Could anyone explaint to me what role the Binomial Theory plays in statistics and probability? Using statistics, we can make statements about a population based on sample data. Probability helps us make those statements. The binomial theory can be used to determine ...
Tuesday, March 6, 2007 at 10:11pm by Jennie

Statistics
Of 500 randomly selected people in new york city, 210 people had O+ blood. "58 percent of the people in NYC do not have type O+ blood" Is the statement descriptive statistics or inferential statistics?
Sunday, November 17, 2013 at 5:08pm by kitty

statistics
Right, this is descriptive statistics, not inferential. http://sociology.about.com/od/Statistics/a/Descriptive-inferential-statistics.htm
Tuesday, January 7, 2014 at 10:49am by PsyDAG

Statistics
Statistics allow psychologists (or anybody) to determine trends. Once trends have been determined, statistics allow people to analyze exceptions to these trends.
Sunday, June 26, 2011 at 7:11pm by PsyDAG

Statistics
No math, just use the table. Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion between the mean and a Z score of .54.
Monday, October 4, 2010 at 2:09pm by PsyDAG

statistics-math
Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to Z score. Change to percentage.
Wednesday, November 9, 2011 at 3:25pm by PsyDAG

math
The probability that Luis will pass his statistics test is 0.37. Find the probability that he will fail his statistics test.
Tuesday, July 12, 2011 at 7:25pm by candy

Math/Statistics
A statistics teacher believes that the final exam grade for her elementary stats class have a normal distribution with a mean of 82 and a standard deviation on 8. Find the score which separates the top 10% of the scores from the lowest 90% of the scores.
Sunday, August 11, 2013 at 8:51pm by Sean

Math Statistics
Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities related to the Z scores. Reverse process with last question, starting with .90.
Thursday, November 14, 2013 at 12:13am by PsyDAG

Math/Statistics
Look up Z = 1.41 in the back of a statistics text in a table called something like "areas under a normal distribution." Since this is a percentile above the mean, the proportion is given in the larger part. Convert that to a percentile. I hope this helps. Thanks for asking.
Wednesday, March 25, 2009 at 9:37pm by PsyDAG

Math-Statistics
Z = (score-mean)/SD 95% = Z = 1.96 Values for A-D are not 95%. Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the percentages related to the Z scores.
Monday, February 21, 2011 at 4:24am by PsyDAG

math (statistics)
Z = (x - μ)/SD Z = (51 - 59)/8 a) Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion below that Z score. b) Multiply the above proportion by 31.
Sunday, March 28, 2010 at 7:53pm by PsyDAG

statistics
12. A statistics student received a grade of 85 on a statistics midterm. If the corresponding z score equaled +1.50, and the standard deviation equaled 7, what was the average grade on this exam? a. 95.5 b. 74.5 c. 78.0 d. Cannot determine without knowing how many took the ...
Sunday, February 26, 2012 at 3:08pm by tim

Statistics
On the last three Friday evening, City hospital diagnosed a number of heroin overdoses. There were four on 1/14/20xx, two on 1/21/20xx, and six on 1/28/20xx. a) "City Hospital averaged four herion overdoses in their ER for the last three Firday evenings" Is the statement ...
Saturday, November 16, 2013 at 10:44pm by kitty

elementary statistics
Resources: Ch.1 & 2 of Elementary Statistics Complete the following problems from Ch. 1 of Elementary Statistics: o Case Study on p. 15 o Real Statistics/Real Decisions on p. 28 Complete the following problems from Ch. 2 of Elementary Statistics: o Case Study on p. 92 o ...
Friday, April 16, 2010 at 6:10pm by Anonymous

Statistics
I'm not quite sure... I haven't taking a Statistics course. Maybe someone else can confirm your logic.
Saturday, November 17, 2007 at 2:49pm by Michael

statistics health care
Why are measures of central tendency essential to descriptive statistics?
Sunday, November 9, 2008 at 5:01pm by marsh

Statistics
Can someone please give specific examples of how psychologists use statistics
Sunday, June 26, 2011 at 7:11pm by Carla

statistics in health care
Why are measures of variability essential to inferential statistics?
Saturday, July 26, 2008 at 10:52am by jean

statistics
What does the word "typical" have to do in relation to statistics? Is it the same as mode?
Thursday, October 22, 2009 at 9:27pm by mike

Statistics
Two ways in which practical statistics outweighs statistical significance?
Monday, November 22, 2010 at 5:22pm by Chrissy

statistics
Statistics show that those who post questions about invisible charts will not receive any help.
Tuesday, April 26, 2011 at 12:51pm by Ms. Sue

statistics
https://statistics.laerd.com/statistical-guides/standard-score-3.php
Wednesday, May 9, 2012 at 12:55pm by TutorCat

statistics
I really don't understand statistics and am not sure if I am trying to make it harder than it needs to be, but I am lost!
Saturday, September 29, 2012 at 8:55am by Anonymous

statistics
The mean annual income of employees who took a statistics course is greater than $60,000.
Wednesday, December 12, 2012 at 1:13pm by john

statistics
https://statistics.laerd.com/statistical-guides/standard-score.php
Monday, October 14, 2013 at 12:44pm by Ms. Sue

Statistics- Math
Assume that a random sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level. n=550 x= 220, 90% confidence The margin of error E = (round to four decimal places)
Thursday, February 9, 2012 at 3:44pm by Jessica Adamas

statistics
In a statistics class of 45 students, 12 have a strong intrest in statistics. If two students are selected at random from this class, what is the propability that both of them have a strong interest in statisitcs?
Monday, March 31, 2014 at 4:31am by ashley

Statistics
Use a x squared-test to test the claim about the population variance or standard deviation at the given level of significance and using the given sample statistics. Claim: ơ2 ≤ 60; α = 0.025. Sample statistics: s2 = 72.7, n = 15
Wednesday, December 26, 2007 at 5:00pm by Brandon

Business Statistics
I looking for statistics practice exercise solution from chapter 12 by Roanld Weiers
Sunday, August 9, 2009 at 7:24pm by Heidy

statistics
If df = 10 and P = .01, t = 3.169 From a table in my statistics text labeled "distribution of t probability."
Wednesday, June 22, 2011 at 10:54pm by PsyDAG

statistics in automotive
what type of statistics are used in manufacture company's
Wednesday, August 6, 2008 at 3:54pm by AJ

Probabilty/Statistics
i need to learn probability & statistics. completly.
Friday, February 8, 2008 at 4:02pm by sai

statistics
in statistics, if they say at least 5, than it means that it's x<5 or x>5?
Monday, January 19, 2009 at 5:24pm by Anonymous

statistics
What is a great topic to do a research paper on and apply statistics?
Monday, October 5, 2009 at 7:00pm by stat

STATISTICS QUESTION
Look at a X^2 table in the back of your statistics text.
Thursday, December 1, 2011 at 8:56pm by PsyDAG

Math-Statistics
Look up Z scores under a table in the back of your statistics text labeled something like "areas under the normal distribution." There you will find that for a two-tailed test, if Z = 1.96, P = .05. Find the values for the other alternatives to answer your question. I hope ...
Saturday, December 12, 2009 at 2:43pm by PsyDAG

statistics, math, college
Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (.02) and its Z score. Insert Z score and other data in above equation and solve.
Tuesday, February 11, 2014 at 10:46am by PsyDAG

Statistics
Use a chi-squared test to test the claim about the population variance or standard deviation at the given level of significance and using the given sample statistics. Claim: ơ2 ≤ 60; α = 0.025. Sample statistics: s2 = 72.7, n = 15
Thursday, December 27, 2007 at 11:37am by Brandon

statistics
What are the descriptive statistics for newborn weights? Just from my personal experience with newborns, that is an unusually heavy baby. Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the ...
Tuesday, January 28, 2014 at 12:58pm by PsyDAG

statistics
You are right. I think I have that backwards and it is too simple anyway. I hope a statistics expert comes by here.
Thursday, February 21, 2008 at 5:25pm by Damon

statistics
the mean IQ of statistics teachers is greater than 110. write the existing state and alternative hypotheses.
Thursday, July 5, 2012 at 8:56pm by jeff

Statistics
Interferential statistics: generalization: all people living in NY State have type O+ blood
Saturday, November 16, 2013 at 8:55pm by Kuai

Statistics
To do inferential procedures comparing two proportions, we need another variance formula (our ruler). This formula is based on what principle? A) The variance of the difference of two statistics is the difference of the variances of each statistic. B) The variance of the ...
Friday, November 15, 2013 at 7:30pm by Katie

Statistics- PEASE help!
There is no question. If you are refering to previous unanswered STATISTICS posts, we do not currently have the volunteer staff to answer them.
Friday, November 2, 2007 at 5:09am by drwls

statistics
i am working out of the statistics in action text book and i need help with chapter 9 e39-e47 odds i do not understand it
Wednesday, May 13, 2009 at 3:37pm by kolbey

Statistics
What type of statistics are you using, parametric or nonparametric? The former requires a measure of variation like the standard deviation.
Saturday, October 10, 2009 at 9:57pm by PsyDAG

statistics
"Typical' is a very vague term for statistics, which could refer to any of the measures of central tendency mean, mode or median.
Thursday, October 22, 2009 at 9:27pm by PsyDAG

Statistics
Is the following classified as interval, ordinal or nominal data? The marks achieved by the students in a statistics course out of 100.
Wednesday, September 29, 2010 at 11:40am by Rhea

statistics
the average score on the statistics quiz was a 70, and there was a standard deviation of 10 points. If the z-socre was -1.0 what is the percentile rank?
Sunday, March 2, 2014 at 1:04pm by kim

statistics
what are the variables of statistics according to functional relatipnships?
Wednesday, June 25, 2008 at 5:07am by rhea

mass media -- statistics
Help needed here for statistics.
Monday, April 14, 2008 at 9:22pm by Ms. Sue

statistics
why are measures of variability essential to inferential statistics
Tuesday, September 29, 2009 at 7:13pm by bernice

Statistics
What is the Central Limit Theorem and how can it be used in statistics?
Wednesday, October 14, 2009 at 7:41pm by Martin

statistics
Why are measures of variability essential to inferential statistics?
Monday, May 17, 2010 at 3:42pm by Rebecca

statistics
Why are measures of variability essential to inferential statistics?
Monday, June 28, 2010 at 1:22pm by Jill

Statistics
Parametric statistics assume a normal distribution.
Tuesday, July 13, 2010 at 8:04am by PsyDAG

Statistics
It is a meaningful mathematical statement, but I don't see what it has to do with statistics.
Friday, December 3, 2010 at 9:37pm by drwls

statistics
Google "chi-square statistics article."
Sunday, July 3, 2011 at 1:22am by PsyDAG

statistics
This looks like a Poisson statistics problem.
Tuesday, October 25, 2011 at 5:03am by drwls

HCS 427
I'm sorry, but I can't help you with statistics. I remember almost nothing from the statistics class I took over 40 years ago.
Saturday, February 13, 2010 at 2:32pm by Ms. Sue

Statistics
We are understaffed in the statistics area, so you will probably have nbetter luck posting that type of question somewhere else. Thanks for trying Jiskha
Wednesday, March 17, 2010 at 1:40am by drwls

statistics
I need to post some thought on using either the multiplication rule or probability to answer a question on my online statistics.
Sunday, July 10, 2011 at 3:07pm by keri

P Value Math Statistics
Find the P-value for the indicated hypothesis test with the given standardized test statistics, z. Decide whether to reject H0 for the given level of significance a. two-tailed test with test statistic z= -1.57 and a=0.04
Sunday, February 24, 2013 at 11:23pm by Katie

statistics
5. The table below shows Psychology exam scores, Statistics Exam scores, and IQ scores for a random sample of students. What can you observe in the relationship between IQ and psychology, psychology and statistics, and IQ and statistics? Using a web-calculator, obtain the ...
Friday, June 3, 2011 at 7:08pm by neil

statistics
Can someone tell me how to run data in Megastat on attribute values. I have an assignment and I need to get descriptive statistics on education levels
Wednesday, October 1, 2008 at 9:31pm by Madison

Criminal Justice
What are the possible causes of the large disparity between official sources of crime statistics and the results of these other statistics projects?
Monday, October 6, 2008 at 4:37pm by Bridgett

Literature
According to your instructions, you're to find quotations and statistics. Keep looking for the information you need to support your opinion. Especially look for statistics
Monday, December 28, 2009 at 7:39pm by Ms. Sue

statistics
I need a good research question for my statistics project. I have to compare two to calculate the difference. variance/standard deviation etc.
Tuesday, April 19, 2011 at 2:41pm by Kimberly

statistics
We don't have a tutor who specializes in statistics at present. http://www.khanacademy.org/#browse Scroll down to the statistics section (almost at the bottom) and see if there are lessons there that will be useful for you.
Tuesday, March 29, 2011 at 1:47am by Writeacher

Intro to Healthcare Statistics
Discuss how statistics are generated and how statistical information is used by healthcare organizations. Explore the NC State Center for Health Statistics at the following website and discuss at least two types of statistic health information that NC collects.
Sunday, August 25, 2013 at 7:29pm by tammy

Statistics
a) the statement descriptive statistics c) the statement inferential statistics
Saturday, November 16, 2013 at 10:42pm by Kuai

statistics
Scores on a recent national statistics exam were normally distributed with a mean of 80 and a standard deviation of 6. What is the percentile rank of a score of 89?
Thursday, July 7, 2011 at 5:29pm by Anonymous

Statistics
A may or may not be true, but B definitely is. Statistics deal with probabilities. You would expect about 95 of 100 to be within the limits, but may not find that exact number.
Friday, July 26, 2013 at 6:00am by PsyDAG

Statistics
Is anyone really good at research statistics?
Friday, February 26, 2010 at 10:30pm by Sarah

Statistics
I believe Statistics is your school subject.
Saturday, April 17, 2010 at 9:38pm by Ms. Sue

Statistics
Your school subject is probably Statistics.
Sunday, July 18, 2010 at 12:18pm by Ms. Sue

statistics
what is the 4σ rule of thumb in statistics
Tuesday, January 25, 2011 at 3:08am by noel

statistics
I usually get help from free statistics homework help
Wednesday, April 2, 2014 at 11:27am by DJS

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