The lifespans of lizards in a particular zoo are normally distributed . The average lizards lives 3.1 years ; the tandard deviation is 0.6 years Use the empirical rule years . (68-95-99.7\%) to estimate the probability of a tiger living between 2.5 and 4.3 years

Find the area of a parallelogram with base 15 yards and height 21 2/3

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.