please help in panic mode-mary

This page lists questions and answers that were posted by visitors named please help in panic mode-mary.

Questions

The following questions were asked by visitors named please help in panic mode-mary.

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? pl...

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 ver...

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 ear...

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.

Answers

The following answers were posted by visitors named please help in panic mode-mary.

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 ha...

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 wor...

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

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

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...