Statistics - Please help

69,319 results

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 ...

statistics

explain clearly the three meaning of "statistics" contained in the statement below "you compute statistics from statistics by statistics"

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...

please give me a site or answer!!!!

description of the population statistics LOCATION in South Carolina already found the age and race just having trouble with the location statistics please help!!!!!!

Statistics

Can someone please give specific examples of how psychologists use statistics

Statistics

Please answer yes or no to the following question for my statistics project: Are you in favor of welfare for those in need?

@Miranda - statistics

Please re-post your edited statistics question.

statistics

Can someone please help me understand how confidence intervals fit within the broader context of inferential statistics

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 ...

Statistics

I'm looking for some help with my statistics homework...I'm good with the basics, but I really bombed on my last class anyone??? To help you, we need to know specifically what problems you have. Please repost with specific problems. I hope this helps a little. Thanks for asking.

statistics

True Or False Using the average score to describe a sample is an example of inferential statistics. By reading the definition in my book I feel as though this phrase is false. Can someone please advise on this matter?

Statistics

Suppose that the average weight of students in a statistics class is 75.5 kilograms with a standard deviation of 10.3 kilograms. A. 45% of the student weights are above ____ kilograms? Z=.3264=x-75.5/10.3 Now what? I am lost! Please help me! Thanks!

Statistics

Suppose that the average weight of students in a statistics class is 75.5 kilograms with a standard deviation of 10.3 kilograms. A. 45% of the student weights are above ____ kilograms? Z=.3264=x-75.5/10.3 Now what? I am lost! Please help me! Thanks!

environmental science

Please check this: Scientists use statistics to a. graph data b. analyze data c. communicate ideas to each other d. all of the above B ( in my book it says: scientists rely on and use statistics to summarize, characterize, analyze, and compare data. statistics is usually a ...

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?

statistics help please!

please help!! pretty please!! i need to know how to this problem ASAP! suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling a 5 or a 1, nothing otherwise. what is your expected value?

statistics in heath care

What are the main differences between descriptive and inferential statistics. would this be like a example would be smoking can cause low birth weights which woud be for the women population only? just kind of cunfused with this please help?

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)

statistics

I am not understanding this last portion of my statistics class. I am completely confused about critical values. Please help me. Thank you!! What critical value for z would be used to test the hypotheses: H_0:μ≥15 and H_a:μ<15, for a = 0.01 ?

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" ...

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.

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 ...

statistics

Using the data set below please calculate the 2;8;6;9;5 Range What would be the percentile rank of the number 6? Help please!

statistics

population with a mean of 53.1 and standard deviation of 4.43 Calculate z score for xbar 49.8 from a sample of size 11 Someone please please help me!

math

• what is statistics • Perspective statistics • inferential statistics • Data statistics • Example of a Quantitative data • Example of a Qualitative data • What is population •what are the different scale of measurement • what are the different ways/method to...

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 ...

statistics-PLEASE HELP quick

I have less than 24 hours to find the binomial probability of P(20<x<23)= and P(x>23)= if n=30 p=.23 u=6.9 q=.77 and the standard deviation is 2.3 can someone please show me how to get the outcome they want?

Statistics

A resort tracks the number of days each guest stays. They've discovered that this variable is normally distributed with a mean of 9 days and a standard deviation of 3. They would expect 10% of the guest stay longer than how many days? Please show statistics formula and ...

STATISTICS

A statistics practitioner formulated the following hypothesis: H0 : ¦Ì = 200 against H1 : ¦Ì < 200 and learned that x = 190 n = 9 and ¦Ò = 50. The p-value of the test is (1) 0.6 (2) 0.2743 (3) 0.7743 (4) −0.2743 (5) Cannot be found with information given My ...

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...

statistics for health research

Descriptive statistics are widely used in qualitative research. When establishing if a population is normally distributed explain when the statistics of sample size, mean, mode, median, skewness and kurtosis will guide the researcher to make conclusions of a normal distribution.

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 ...

statistics

The following list is a sampling of the costs of various statistics textbooks used at several colleges. Give the upper confidence limit for a 95% confidence interval estimate for the mean cost of all statistics textbooks. 109.95; 92.00; 96.70; 84.85; 92.60; 84.45; 90.95; 77.00...

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.

statistics please help

A student measures three lengths a, b and c in cm and a time t in seconds: a = 40 ± 5 b = 30 ± 3 c = 20 ± 1 t = 1.2 ± 0.1 What is a+b a+b+c a/t (a+c)/t Calculate (1.23 ± 0.03) + pi Question 9.4. Calculate (1.23 ± 0.03) × pi Can you do a sample calculation of each of ...

To: Ms. Sue

Ms. Sue I need statistics on Sav. Syn. I tried looking on the internet for them everywhere, but there is nothing there. Could you please give me a list of sites for them. I want charts on them, please and thank you :-)

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?

Statistics

3. A professor is interested in whether there is a difference in counseling students’ statistics competency scores among 1) those who have never taken any statistics course, 2) those who have only taken an undergraduate statistics course, 3) those who have taken COUN 503, ...

Statistics Hypothsis testing

Am I using the 2-sample T test or ANOVA? Please show all steps. test the claim that μ1 = μ2 Two samples are randomly selected from normal populations. The sample statistics are n1=11,x(bar)=4.8, s1=.76 n2=18, x(bar)=5.2, s2=.51 Assume that σ1 ≠ σ2 - ...

statistics

if xy=7 and x-y=5, what are the values of x and y? please help me!!!

Debatind/ Sose

please I really need statistics and exact examples for my debate. I can not go up there and say many people think we are too americanized. We won't win. Please give me some stats. and eg. on the topic "that australia is becoming too american" Thanks Minerva

Data analysis and statistics

I don't know where to begin with these problems would someone please call me Find the median of each set of numbers 14. 1, 4, 9, 15, 25, 36 Find the mode of each set of numbers. 9, 8, 10, 9, 9, 10, 8 41, 43, 56, 67, 69, 72 Statistics. A salesperson drove 238, 159, 87, 163, and...

Data analysis and statistics

I don't know where to begin with these problems would someone please call me Find the median of each set of numbers 14. 1, 4, 9, 15, 25, 36 Find the mode of each set of numbers. 9, 8, 10, 9, 9, 10, 8 41, 43, 56, 67, 69, 72 Statistics. A salesperson drove 238, 159, 87, 163, and...

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 ...

Elementary Statistics

determine whether the given is a statistics or parameter. 1.) There are 50 capitol states in the US. Answer: Parameter 2.) Among the flights included in the sample of flights in Data set 15 in Appendix B, 21% arrived late. Answer: Statistics

statistics

On this semesters final exam, john scored 72 on his calculus exam and 53 on his statistics exam. The z score for both exams was the same. Which on would he do better on? a. calculus b.statistics c. the exam scores are equivalent

statistics

On this semesters final exam, john scored 72 on his calculus exam and 53 on his statistics exam. The z score for both exams was the same. Which on would he do better on? a. calculus b.statistics c. the exam scores are equivalent

statistics(please answer!)

find P( t > 5) for DF =2.

statistics

P( 1.05 < Z < 2.05) Need help solving please

statistics

why is the 4% important to the CI? Please give an example.

psychological statistics

can someone please respond

statistics

can someone help me with the question i asked please thank you

Statistics

test the claim that μ1 = μ2 Two samples are randomly selected from normal populations. The sample statistics are n1=11,x(bar)=4.8, s1=.76 n2=18, x(bar)=5.2, s2=.51 Assume that σ1 ≠ σ2 Use alpha = .02 I am not sure if this is a 2-sample t test or do I ...

Statistics Help

Express the confidence interval (0.024, 0.112) in the form of p-hat – E < p < p-hat + E = __< p < __ I don't understand how to perform this formula. Please help I am about to graduate and this is my last class, and I am struggling as I only know basic Math! ...

MATH

Can someone please HELP me figure this out? According to statistics gathered as part of a research project by a group of statistics students on the college campus, 376 out of the 439 deaths attributed to lightning strikes were male. If all of the names of the deceased were ...

statistics

sample- a recent study reports that older adults who got regular physical exercise experienced fewer symptoms of depression, even when tested 2 years late. regular excersize scores= 1,3,4,3,5,2,3,4 no regular excersize scores=5,4,6,3,5,7,6,6 a)calculate the mean and the ...

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

english

please give me an oratorical piece about statistics..

Statistics

can someone give me the formula of standard deviation?Please! Thanks!

Statistics

Please help me understand this is asking and how to solve. P(-2>Z and Z<-1)= and X~N(3,4). Find value c such that P(c<x)=.7 Thank You!

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

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.

statistics health care

Why are measures of central tendency essential to descriptive statistics?

statistics

The mean annual income of employees who took a statistics course is greater than $60,000.

statistics in health care

Why are measures of variability essential to inferential statistics?

statistics

What does the word "typical" have to do in relation to statistics? Is it the same as mode?

Statistics

Construct a descriptive statistics for 100 employees using intervals of 0-4, 4-8, 8-12, 12-16, 16-20.

Statistics

Two ways in which practical statistics outweighs statistical significance?

Statistics

Where can I find the ti83 plus input functions for beginning statistics course

Statistics

Will somebody help me find statistics on the spread of AIDS from its discovery to the present?

Business Statistics

I looking for statistics practice exercise solution from chapter 12 by Roanld Weiers

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 ...

statistics

the mean IQ of statistics teachers is greater than 110. write the existing state and alternative hypotheses.

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?

statistics in automotive

what type of statistics are used in manufacture company's

statistics

What is a great topic to do a research paper on and apply statistics?

Please help me with statistics

I was asked to: Calculate the d value or effect size for A but use this data instead. A. Group one 12 and group two 11 standard deviation 3 Can anyone please help me figure out how to find the d value. Any help would be great.

Statistics

Help please... What are some reason for conducting an experiment with two factors?

statistics

N(0,7.6) Find the proportion of observations that are between -10 and 10. please show your steps

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?

Statistics

8.Using the following statistics to describe a distribution of data, what is the interquartile range? Minimum = 13 Q1 = 25 Median = 54 Q3 = 72 Maximum = 98 25. 12. 85. 47.

statistics

a study was conducted of all 1849 students in a certain country.whether the value is parameter or statistics

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 ...

statistics

this is a problem in my statistics class, and I am lost to me, it is confusing or missing something here is the problem please help grade points are assignede as follows: a=4,b=3,c=2,d=1,f=0. grades are weighted according to credit hours. if a student receives an A in a four-...

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?

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

Statistics

Is the following classified as interval, ordinal or nominal data? The marks achieved by the students in a statistics course out of 100.

statistics

what are the variables of statistics according to functional relatipnships?

statistics

why are measures of variability essential to inferential statistics

Statistics

What is the Central Limit Theorem and how can it be used in statistics?

statistics

Why are measures of variability essential to inferential statistics?

statistics

Why are measures of variability essential to inferential statistics?

Statistics

Formula used to calculate confidence interval..please give example. Thanks

Statistics

How can I calcualate the probability of a normal distribution. Please present formula and an example. Thanks.

statistics

poisson distribution: please show and solve. # of purchases in the next 24 hours.

statistics(please answer!)

Find a t score (a) such that P( -a < t < a) = 0.95. Asume sample size n = 10.

statistics(please answer!)

find a t score (a) such that P( -a < t < a) = 0.95. Asume sample size n = 10.

Statistics

How does the standard deviation differ to of the sample mean x bar. Please help I'm confused

Grammar (Ms. Sue)

Indentify the tense of the underlined verb in each sentence below. 1). Statistics IS a branch of mathematics. 2). It DEALS with the study of numerical data. 3). Many people HAVE STUDIED statistics for work or fun. 4). Batting averages and scoring averages REPRESENT statistics...

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?

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