Mathematics, 04.11.2020 04:30 jocelynmarquillo1
(1 point) To estimate the mean height u of male students on your campus, you will measure an SRS of students. Heights of
people of the same sex and similar ages are close to Normal. You know from government data that the standard deviation of the
heights of young men is about 2.8 inches. Suppose that (unknown to you) the mean height of all male students is 70 inches.
(a) If you choose one student at random, what is the probability that he is between 64 and 68 inches tall?
(b) You measure 36 students. What is the standard deviation of the sampling distribution of their average height x?
nhilihu that the moon height of your samnle is between 64 and 68 inches?
Answers: 3
Another question on Mathematics
Mathematics, 22.06.2019 02:00
If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent
Answers: 2
Mathematics, 22.06.2019 02:30
Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.
Answers: 2
Mathematics, 22.06.2019 03:30
The elmina wilson company produces spaghetti sauce that is used in restaurants. the fixed costs total $1,329,050. the selling price per 64 oz. can of sauce is $12.40. the variable cost per can is $4.80. what is the break-even point in number of cans?
Answers: 1
Mathematics, 22.06.2019 05:30
Borat elise said that the expression 2.6 x -1.3 x-4.5 is equivalent to 1.3x -4.5
Answers: 3
You know the right answer?
(1 point) To estimate the mean height u of male students on your campus, you will measure an SRS of...
Questions
Arts, 17.10.2020 01:01
Mathematics, 17.10.2020 01:01
History, 17.10.2020 01:01
History, 17.10.2020 01:01
Geography, 17.10.2020 01:01
Physics, 17.10.2020 01:01
Mathematics, 17.10.2020 01:01
