[{"question":"Vyberte nepravdiv\u00e9 tvrdenie","answers":["\u013dudia nevytv\u00e1raj\u00fa z\u00e1kony pr\u00edrody a nem\u00f4\u017eu ich ani zmeni\u0165.","Veda mus\u00ed pop\u00edsa\u0165 vesm\u00edr tak\u00fd, ak\u00fd je, a nie tak\u00fd ak\u00fd si predstavujeme, \u017ee by mal by\u0165.","Vedci vytv\u00e1raj\u00fa modely, te\u00f3rie a z\u00e1kony na dat\u00e1ch, ktor\u00e9 namerali a analyzovali.","Vedeck\u00e9 z\u00e1kony a te\u00f3rie s\u00fa platn\u00e9 nav\u017edy."],"correct":"Vedeck\u00e9 z\u00e1kony a te\u00f3rie s\u00fa platn\u00e9 nav\u017edy.","order":"1"},{"question":"Ako naz\u00fdvame chyby, kor\u00e9 za\u0165a\u017euj\u00fa meranie?","answers":["n\u00e1hodn\u00e9, systematick\u00e9, hrub\u00e9","syst\u00e9mov\u00e9, n\u00e1hodn\u00e9, hrub\u00e9","systematick\u00e9, pravideln\u00e9, hrub\u00e9","pravideln\u00e9, syst\u00e9mov\u00e9, z\u00e1va\u017en\u00e9"],"correct":"n\u00e1hodn\u00e9, systematick\u00e9, hrub\u00e9","order":"2"},{"question":"Ako m\u00f4\u017eeme obmedzi\u0165 systematick\u00e9 chyby?","answers":["nedaj\u00fa sa odstr\u00e1ni\u0165","meranie opakujeme viackr\u00e1t","vyl\u00fa\u010dime ich z \u010fal\u0161ieho spracovania","pou\u017eijeme dokonalej\u0161ie meradl\u00e1 a met\u00f3dy, zoberieme do \u00favahy vplyv okolia"],"correct":"pou\u017eijeme dokonalej\u0161ie meradl\u00e1 a met\u00f3dy, zoberieme do \u00favahy vplyv okolia","order":"3"},{"question":"Ako postupujeme pri spracovan\u00ed v\u00fdsledkov opakovan\u00e9ho merania jednej veli\u010diny, napr\u00edklad d\u013a\u017eky?","answers":["vypo\u010d\u00edtame aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t, vypo\u010d\u00edtame priemern\u00fa odch\u00fdlku, potom odch\u00fdlku ka\u017ed\u00e9ho merania, zap\u00ed\u0161eme interval hodn\u00f4t","vypo\u010d\u00edtame aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t, vypo\u010d\u00edtame odch\u00fdlku ka\u017ed\u00e9ho merania, potom priemern\u00fa odch\u00fdlku, zap\u00ed\u0161eme interval hodn\u00f4t","vypo\u010d\u00edtame priemern\u00fa odch\u00fdlku, potom odch\u00fdlku ka\u017ed\u00e9ho merania, zap\u00ed\u0161eme interval hodn\u00f4t a vypo\u010d\u00edtame aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t","zap\u00ed\u0161eme interval hodn\u00f4t, vypo\u010d\u00edtame aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t, vypo\u010d\u00edtame odch\u00fdlku ka\u017ed\u00e9ho merania, potom priemern\u00fa odch\u00fdlku"],"correct":"vypo\u010d\u00edtame aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t, vypo\u010d\u00edtame odch\u00fdlku ka\u017ed\u00e9ho merania, potom priemern\u00fa odch\u00fdlku, zap\u00ed\u0161eme interval hodn\u00f4t","order":"4"},{"question":"Ako vypo\u010d\u00edtame odch\u00fdlku \u2206lk ka\u017ed\u00e9ho merania napr\u00edklad d\u013a\u017eky stola lk?","answers":["\u2206l - \u1fd1","\u1fd1 - \u2206l","\u1fd1 - lk","lk - \u1fd1"],"correct":"\u1fd1 - lk","order":"5"},{"question":"\u010co ozna\u010dujeme symbolom \u1fd1 pri spracovan\u00ed v\u00fdsledkov merania d\u013a\u017eky?","answers":["v\u00fdsledn\u00fa nameran\u00fa hodnotu","odch\u00fdlku","priemern\u00fa odch\u00fdlku","aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t"],"correct":"aritmetick\u00fd priemer z nameran\u00fdch hodn\u00f4t","order":"6"},{"question":"Odch\u00fdlky ka\u017ed\u00e9ho merania maj\u00fa znamienko + alebo -. Ako vypo\u010d\u00edtame priemern\u00fa odch\u00fdlku z tak\u00fdchto hodn\u00f4t?","answers":["s\u010d\u00edtame absol\u00fatne hodnoty odch\u00fdlok","s\u010d\u00edtame a od\u010d\u00edtame odch\u00fdlky pod\u013ea ich znamienka","od\u010d\u00edtame absol\u00fatne hodnoty odch\u00fdlok","vyberieme najv\u00e4\u010d\u0161iu odch\u00fdlku"],"correct":"s\u010d\u00edtame absol\u00fatne hodnoty odch\u00fdlok","order":"7"},{"question":"Ako zapisujeme interval hodn\u00f4t napr\u00edklad pri meran\u00ed d\u013a\u017eky?","answers":["\u2206l - \u1fd1","\u1fd1 \u00b1 \u2206l","\u2206l \u00b1 \u1fd1","\u2206l + \u1fd1"],"correct":"\u1fd1 \u00b1 \u2206l","order":"8"},{"question":"Na\u010do po\u010d\u00edtame priemern\u00fa relat\u00edvnu odch\u00fdlku merania?","answers":["aby sme mohli vypo\u010d\u00edta\u0165 odch\u00fdlku ka\u017ed\u00e9ho merania","aby sme mohli vypo\u010d\u00edta\u0165 priemern\u00fa odch\u00fdlku","aby sme porovnali presnos\u0165 merania danej veli\u010diny v r\u00f4znych pr\u00edpadoch","aby sme mohli zap\u00edsa\u0165 interval hodn\u00f4t"],"correct":"aby sme porovnali presnos\u0165 merania danej veli\u010diny v r\u00f4znych pr\u00edpadoch","order":"9"},{"question":"Ako vypo\u010d\u00edtame priemern\u00fa relat\u00edvnu odch\u00fdlku pri meran\u00ed d\u013a\u017eky \u03b4l ?","answers":["\u2206l \/ \u1fd1","\u1fd1 \/ \u2206l","\u2206lk \/ \u2206l","\u2206l \/ \u2206lk"],"correct":"\u2206l \/ \u1fd1","order":"10"}]