After 1964, quarters(coins) were manufactured to have MEAN WEIGHT =5.67grams and a STD DEV=0.06grams. A.) If vending mac
Posted: Wed Jul 06, 2022 12:19 pm
After 1964, quarters(coins) were manufactured to have MEANWEIGHT =5.67grams and a STD DEV=0.06grams.
A.) If vending machines only accept quarters that weight between5.6grams and 5.74grams, what percentage of legal quarters arerejected.
B.) Sketch a picture of the normal curve described above,include the MEAN and STD DEV.
C.) If there are 1000 quarters in the vending machine, how manylie within +- 2 STD DEV?
A.) If vending machines only accept quarters that weight between5.6grams and 5.74grams, what percentage of legal quarters arerejected.
B.) Sketch a picture of the normal curve described above,include the MEAN and STD DEV.
C.) If there are 1000 quarters in the vending machine, how manylie within +- 2 STD DEV?