subject
Mathematics, 06.05.2020 02:05 alexcontreras32

A study by the department of education of a certain state was trying to determine the mean SAT scores of the graduating high school seniors. The study examined the scores of a random sample of 81 graduating seniors and found the mean score to be 506 with a standard deviation of 83. At the 95% confidence level, find the margin of error for the mean, rounding to the nearest tenth. (Do not write \pmĀ±).

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:40
Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in
Answers: 2
question
Mathematics, 21.06.2019 17:00
Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable
Answers: 1
question
Mathematics, 21.06.2019 21:30
Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason ā€œcannot be determined.ā€ carbon - regular hexagon. āˆ†can ā‰… āˆ† by
Answers: 1
question
Mathematics, 22.06.2019 00:00
Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start
Answers: 1
You know the right answer?
A study by the department of education of a certain state was trying to determine the mean SAT score...
Questions
question
Mathematics, 30.11.2020 21:40
Questions on the website: 13722363