I kind of need help on this. -.-
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Answers: 2
Mathematics, 22.06.2019 01:20
Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.
Answers: 3
Mathematics, 22.06.2019 01:20
1. why is a frequency distribution useful? it allows researchers to see the "shape" of the data. it tells researchers how often the mean occurs in a set of data. it can visually identify the mean. it ignores outliers. 2. the is defined by its mean and standard deviation alone. normal distribution frequency distribution median distribution marginal distribution 3. approximately % of the data in a given sample falls within three standard deviations of the mean if it is normally distributed. 95 68 34 99 4. a data set is said to be if the mean of the data is greater than the median of the data. normally distributed frequency distributed right-skewed left-skewed
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Mathematics, 10.01.2020 20:31
Biology, 10.01.2020 21:31
Mathematics, 10.01.2020 21:31
History, 10.01.2020 21:31
Biology, 10.01.2020 21:31
History, 10.01.2020 21:31