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Free Homework HelpCalculate the sample standard deviation for the following values of systolic blood pressure: 130, 152, 120, 107, 110, 143.
http://www.homeworkanswered.com/18837/calculate-standard-deviation-following-systolic-pressure
Statisticshttp://www.homeworkanswered.com/18837/calculate-standard-deviation-following-systolic-pressureSun, 28 Feb 2016 20:06:34 +0000Compute the sample standard error of the mean for the following values of systolic blood pressure: 130, 152, 120, 107, 110, 143.
http://www.homeworkanswered.com/4024/compute-sample-standard-following-values-systolic-pressure
Statisticshttp://www.homeworkanswered.com/4024/compute-sample-standard-following-values-systolic-pressureSat, 22 Mar 2014 17:59:23 +0000Answered: The correlation between the age and height of children is found to be about r = 0.7. Suppose we use the age x of a child to predict the height y of the child. We conclude
http://www.homeworkanswered.com/3285/correlation-between-children-suppose-predict-height-conclude#a3321
The answer is BStatisticshttp://www.homeworkanswered.com/3285/correlation-between-children-suppose-predict-height-conclude#a3321Wed, 18 Jul 2012 23:23:50 +0000in a class of 19 students, 10 study spanish, 7 study french, and 2 study both french and spanish. Whats the probability of studying spanish but not french?
http://www.homeworkanswered.com/3219/students-spanish-spanish-probability-studying-spanish-french
Statisticshttp://www.homeworkanswered.com/3219/students-spanish-spanish-probability-studying-spanish-frenchFri, 23 Mar 2012 13:03:37 +0000Answered: In a class of 19 students, 10 study Spanish, 7 study French, and 2 study both French and Spanish. One student is picked at random. Find each probability.
http://www.homeworkanswered.com/285/students-spanish-french-spanish-student-picked-probability#a3140
a. P(studying Spanish but not French) 8/19<br />
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b. P(studying neither Spanish nor French) 4/19<br />
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c. P(studying both Spanish And French) 2/19<br />
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d. P(studying French) 7/19Statisticshttp://www.homeworkanswered.com/285/students-spanish-french-spanish-student-picked-probability#a3140Mon, 16 Jan 2012 01:38:35 +0000Answered: If the forced vital capacity of 11-year-old white males is normally distributed with a mean of 240cc and σ=400 and n=64, calculate the standard error of the mean?
http://www.homeworkanswered.com/1281/forced-capacity-normally-distributed-calculate-standard#a1302
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I think t he answer is</p>
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n is sample size which is 64</p>
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400 is the population standard deviation</p>
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400-240</p>
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/</p>
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sqrt(64)</p>
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= 160/8</p>
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= 20</p>
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not sure but at least some of it should be right hope it helps <img alt="smiley" height="20" src="http://www.homeworkanswered.com/qa-plugin/wysiwyg-editor/plugins/smiley/images/regular_smile.gif" title="smiley" width="20"></div>
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</p>Statisticshttp://www.homeworkanswered.com/1281/forced-capacity-normally-distributed-calculate-standard#a1302Tue, 11 Oct 2011 21:04:02 +0000Answered: The distribution of systolic blood pressures for female diabetics between the ages of 30 and 34 have unknown mean?
http://www.homeworkanswered.com/1279/distribution-systolic-pressures-diabetics-between-unknown#a1280
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Let g = 1.96 * 11.8/10^.5</p>
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Confidence interval is:</div>
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(Xbar - g, Xbar + g) = (122.7, 137.3)</div>Statisticshttp://www.homeworkanswered.com/1279/distribution-systolic-pressures-diabetics-between-unknown#a1280Tue, 11 Oct 2011 20:41:28 +0000Answered: Approximately what percentage of normally distributed data values will fall within 1 standard deviation above or below the mean?
http://www.homeworkanswered.com/1277/approximately-percentage-distributed-standard-deviation#a1278
answer is: 68%Statisticshttp://www.homeworkanswered.com/1277/approximately-percentage-distributed-standard-deviation#a1278Tue, 11 Oct 2011 20:37:16 +0000Answered: People with long work hours tend to spend less time with family, and vice versa, so the correlation between “work hours” and “family hours” must be close to 0?
http://www.homeworkanswered.com/859/people-family-correlation-between-hours-family-hours-close#a861
answer:<br />
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C. A researcher finds the correlation between two variables is close to 0. Then the two variables must be unrelatedStatisticshttp://www.homeworkanswered.com/859/people-family-correlation-between-hours-family-hours-close#a861Sun, 09 Oct 2011 14:20:36 +0000A math teacher gave her class two tests. 30% of the class passed both tests and 50% of the class passed the first test. What percent of those who passed the first test also passed the second test?
http://www.homeworkanswered.com/11/teacher-tests-passed-tests-passed-percent-passed-passed-second
Statisticshttp://www.homeworkanswered.com/11/teacher-tests-passed-tests-passed-percent-passed-passed-secondSun, 02 Oct 2011 14:23:55 +0000What parameters are used to completely describe a normal distribution? Compare this with the parameters used to describe a uniform distribution
http://www.homeworkanswered.com/10/parameters-completely-distribution-parameters-distribution
Statisticshttp://www.homeworkanswered.com/10/parameters-completely-distribution-parameters-distributionSun, 02 Oct 2011 14:23:23 +0000From what your know of a Discrete Uniform Probability Distribution, what is the cumulative probability of obtaining values greater than three on a six sided dice
http://www.homeworkanswered.com/9/probability-distribution-cumulative-probability-obtaining
Statisticshttp://www.homeworkanswered.com/9/probability-distribution-cumulative-probability-obtainingSun, 02 Oct 2011 14:22:46 +0000On a continuous distribution, like the normal distribution, what is the probability of obtaining any single value
http://www.homeworkanswered.com/8/continuous-distribution-distribution-probability-obtaining
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On a continuous distribution, like the normal distribution, what is the probability of obtaining any single value (say someone’s weight at exactly 285 pounds)</p>Statisticshttp://www.homeworkanswered.com/8/continuous-distribution-distribution-probability-obtainingSun, 02 Oct 2011 14:21:08 +0000help with probability problem: There are 384,906 persons with HIV living in the US. The total population of
http://www.homeworkanswered.com/7/probability-problem-there-persons-living-total-population
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There are 384,906 persons with HIV living in the US. The total population of the US is 294,337,270. What is the probability of randomly selecting a person with aids? Given this probability, what would be the probability of five people out of fifteen will test positive for HIV?</p>
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What probability distribution is most appropriate for the data given?</p>Statisticshttp://www.homeworkanswered.com/7/probability-problem-there-persons-living-total-populationSun, 02 Oct 2011 14:15:59 +0000The body length of the following adult diamondback watersnakes (Nerodia rhombifer) were obtained and separated by...
http://www.homeworkanswered.com/6/following-diamondback-watersnakes-rhombifer-obtained-separated
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The body length of the following adult diamondback watersnakes (<i>Nerodia rhombifer</i>) were obtained and separated by male and female. Please calculate the mean and standard deviation for males and females separately and for males and females together. Is the coefficient of variation higher when males and females are pooled (grouped together) or when males and females values are kept separately? Show work if you do this by hand or attach printout if you use SPSS</p>
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<span style="text-decoration: underline;">Males</span> <span style="text-decoration: underline;">Females </span></p>
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69 cm 119 cm</p>
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79 cm 122 cm</p>
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76 cm 117 cm</p>
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83 cm 135 cm</p>
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73 cm 122 cm</p>
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81 cm 130 cm</p>
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</p>Statisticshttp://www.homeworkanswered.com/6/following-diamondback-watersnakes-rhombifer-obtained-separatedSun, 02 Oct 2011 14:12:59 +0000DNA is composed of four nucleotides: A,C,T,and G. What is the probability of obtaining the following sequence...
http://www.homeworkanswered.com/5/composed-nucleotides-probability-obtaining-following-sequence
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DNA is composed of four nucleotides: A,C,T,and G. What is the probability of obtaining the following sequence of non-selected junk DNA if all base pairs may occur with equal probability: AAGGTTTC? What is the probability if position one is an A or a G, position two is a C, A, or T, position three is a G, position four is a G, position five is a T, and position six is a T</p>
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DNA is composed of four nucleotides: A,C,T,and G. What is the probability of obtaining the following sequence of non-selected junk DNA if all base pairs may occur with equal probability: AAGGTTTC? What is the probability if position one is an A or a G, position two is a C, A, or T, position three is a G, position four is a G, position five is a T, and position six is a T</p>
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</div>Statisticshttp://www.homeworkanswered.com/5/composed-nucleotides-probability-obtaining-following-sequenceSun, 02 Oct 2011 14:11:41 +0000The promoters of a dog show wish to present 15 breeds of dogs to a panel of judges and a paying audience
http://www.homeworkanswered.com/4/promoters-present-breeds-dogs-panel-judges-paying-audience
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The promoters of a dog show wish to present 15 breeds of dogs to a panel of judges and a paying audience. The promoters only want to show one breed of dog at a time and never show one of the breeds more than once. Please calculate the number of ways 15 breeds of dogs can be arranged linearly for presentation at a dog show, with each breed occupying only one position and not being presented more than once</p>
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The promoters of a dog show wish to present 15 breeds of dogs to a panel of judges and a paying audience. The promoters only want to show one breed of dog at a time and never show one of the breeds more than once. Please calculate the number of ways 15 breeds of dogs can be arranged linearly for presentation at a dog show, with each breed occupying only one position and not being presented more than once</p>Statisticshttp://www.homeworkanswered.com/4/promoters-present-breeds-dogs-panel-judges-paying-audienceSun, 02 Oct 2011 14:10:33 +0000A researcher wants to determine if a new species of snake without fangs is venomous. The researcher...
http://www.homeworkanswered.com/3/researcher-determine-species-without-venomous-researcher
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how can I solve this one:</p>
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A researcher wants to determine if a new species of snake without fangs is venomous. The researcher injects 100 mice with secretions from the mouth of the snake in order to see if the any of the mice die. Please produce a hypothesis and a null hypothesis that will allow the researcher to determine if the snake is venomous</p>Statisticshttp://www.homeworkanswered.com/3/researcher-determine-species-without-venomous-researcherSat, 01 Oct 2011 18:26:57 +0000