Tuesday

September 1, 2015
Total # Posts: 10

**statistics**

find the range,standard deviation, and variance for the following sample date: 98,2,53,61,15,87,63,63,91,29,96,79,93,40,5,62 *please show all calculations for confirmation. thank you very much. i just want to double myself. thank you.
*October 16, 2010*

**statistics**

for a particular sample of 77 scores on a psychology exam the following results were obtained: first quartile=44 third quartile= 71 standard deviation=6 range=45 mean= 64 median= 57 mode = 92 midrange=60 answer each of the following: a) what score was earned by more students ...
*October 16, 2010*

**statistics**

Cat can you please work out his problem because i am not sure if my answer is correct. can you show your calculations, please, please, please. thank you. sat scores around the nation tend to have a mean score around 500, a standard deviation of about 100 points and are ...
*October 15, 2010*

**statistics**

can you please show calculations. to the question listed as above. the more i look at the explanation, the more i get confused. thank you very much. mary hornbeck
*October 15, 2010*

**statistics**

sat scores around the nation tend to have a mean score around 500, a standard deviation of about 100 points and are approximately normal distribution. a person who scores 600 on the sat has approximately what percentile rank within the population. show all calculations. * ...
*October 15, 2010*

**statistics**

what do you mean by appplet? can you please show how you got your calculations i have no way or means to do this. i am really lost and am upset becasue this question has been bugging me for hours now. i am really frustrated, please help by showing the work. thank you very much.
*October 15, 2010*

**statistics**

suppose we have a set of blood pressures with a mean of 80 diastolic, and standard deviation of 5 points. assuming a normal distribution of blood pressures, what two values should 95% of all blood pressures lie? show all calculations. *please help as i have no calculation or ...
*October 15, 2010*

**statistics**

Sat scores l around the nation tend to have a mean score around 500, a standard deviation of about 100 points and are approximately normal distributions. a person who scores 600 on the sat 1 has approximately what percentile rank within the population? please show all ...
*October 15, 2010*

**statistics**

what other post, i don't know what you mean. can you show me the calculations? i have no idea where to begin and getting very frustrated. thank you very much. mary
*October 15, 2010*

**statistics**

suppose you have a set of blood pressures with a mean of 80 diastolic, and standard deviation of 5 points. assuming a normal distribution of blood pressures what two values should 95% of all blood pressures lie? please show all calculations. thank you very much
*October 15, 2010*

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