Mathematics, 10.10.2021 09:50 ponylover9558
For a particular diamond mine, 78% of the diamonds fail to qualify as
"gemstone grade". A random sample of 90 diamonds is analyzed. Find the probability that the proportion of the sample diamonds that fail to qualify as gemstone grade is between 0.73 and 0.81. (In order to receive full credit, you must sketch the appropriate distribution, print the
necessary information on it and shade the appropriate area)
Answers: 3
Mathematics, 21.06.2019 19:10
Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15
Answers: 1
Mathematics, 21.06.2019 20:00
Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total
Answers: 2
Mathematics, 21.06.2019 21:00
Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day
Answers: 1
Mathematics, 21.06.2019 21:30
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
For a particular diamond mine, 78% of the diamonds fail to qualify as
"gemstone grade". A random s...
History, 25.06.2019 13:40
Mathematics, 25.06.2019 13:40
Mathematics, 25.06.2019 13:40
Mathematics, 25.06.2019 13:50
History, 25.06.2019 13:50
Social Studies, 25.06.2019 13:50
Mathematics, 25.06.2019 13:50
English, 25.06.2019 13:50
Biology, 25.06.2019 13:50