Mathematics, 08.12.2020 16:50 matiasnahuel1011
20
MATEMATICKA OLYMPIÁDA
70. rocnik Skolsky rok 2020/2021 Domáce kolo
MO
KATEGORIA ZG
Kvalda Pelenka Banka, Recen a Gula sodall skolu do dlane Pecleulen skotla o 15cm
dale ako banka, ktorá skocila odm menej ako Culae Reson skocil 9730 mm, teda o Im
a Idm dalej ako Pelenka Urete poradie a disky skokov vietkyoh kalilov.
(Svetlana Bednárová)
Answers: 1
Mathematics, 21.06.2019 16:30
An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.
Answers: 2
Mathematics, 21.06.2019 19:40
Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).
Answers: 3
20
MATEMATICKA OLYMPIÁDA
70. rocnik Skolsky rok 2020/2021 Domáce kolo
MO
KATEGORIA Z...
70. rocnik Skolsky rok 2020/2021 Domáce kolo
MO
KATEGORIA Z...
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