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Find the confidence interval given the following data Cl-95, s-3, n-15, ×-25





there are 450 farmers. 250 pounds of farm beetroot, 110 pounds of farm yams, 75 pounds of farm radish, 45 pounds of farm beetroot and radish, 40 pounds of farm yams and radish, and 30 pounds of farm beetroot and yams Let B, Y, and R represent the farms that grow beets, yams, and radish, respectively.


Determine the number of farmers that farm beetroot, yams, and radish.



Can u post answer for equation P=35100-27Q

A teacher in a class with N students has noticed that some students have formed their own groups and hence prevented intermingling of students to get those students to mix with each other, the teacher has decided a seating pattern.The seating pattern is very simplistic viz. every boy should sit next to a girl and every girl should next to a boy. They are all seated in one line. It is also mandatory that no two boys sit together, and no two girls sit together. Your task is to make the above happen with minimum number of swaps between as-is situation to desired solution


acetylene is formed by the reaction of water with calcium carbide according to the following eqation CaC2 +2H2O->Ca(OH)2 +C2H2 .how many grams of CaC2 would be needed to produce 10 L (measured at STP) acetylene .


ATM PIN Code Validation


Write a function with the name validate atm.pin code that takes a word as an argument. ATM PIN is considered valid only if the given word contains Exactly 4 or 6 characters - All the characters should be digits.


Input


The input will be a single line containing a string.


Output


The output should be a single line containing either "Valid PIN Code or "Invalid PIN Code".


Explanation


For example, if the given word is "9837". the output should be "Valid PIN Code", as it contains exactly four characters and all the characters are digits.


Whereas, if the given word is "A289h4", the output should be "invalid PIN Code, though the given word contains exactly six characters, all the characters are not digits.


Write a program that prints all the uppercase characters of the ASCII character table. Display 5 characters per line. Characters are separated by exactly one space.



What is the charged of the comb afterwards


1.   How many moles of  CO2 are produced according to equation (a) by the reaction of 6.0 mol of MgCO3?



A coil receives an electric power of 4500 W from a supplied voltage of 240 V. What is the resistance of the coil?

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