Mathematics, 03.04.2020 02:41 evanwall91
Suppose that the average score on the GMAT exam is 500 and that the standard deviation of all scores is 100 points. You would expect approximately 95% of all GMAT scores to be between400 and 600
300 and 700
200 and 800
350 and 650
250 and 750
Answers: 1
![\mu=\bar \x\pm t(s_M)\\\\=500\pm1.96\times 100\\\\={304.00,696.00]\approx [300,700]](/tpl/images/0579/4546/b950d.png)
Another question on Mathematics
Mathematics, 21.06.2019 19:00
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
Mathematics, 21.06.2019 19:30
If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).
Answers: 1
Mathematics, 21.06.2019 21:40
Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.
Answers: 1
Mathematics, 21.06.2019 22:30
Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4
Answers: 3
You know the right answer?
Suppose that the average score on the GMAT exam is 500 and that the standard deviation of all scores...
Questions
Business, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01
Computers and Technology, 16.10.2020 16:01
Chemistry, 16.10.2020 16:01
History, 16.10.2020 16:01
English, 16.10.2020 16:01
Social Studies, 16.10.2020 16:01
