Help me pls I need to finish this but I don’t understand
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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
Answers: 2
Mathematics, 22.06.2019 03:40
Ne height of zak is 1.86 metres. the height of fred is 1.6 metres. write the height of zak as a fraction of the height of fred. give your answer in its simplest form.
Answers: 1
Mathematics, 22.06.2019 04:00
Aaron paid $9.75 for markers that cost $0.75 each. he bought 4 times as many pencils for $0.35 each. how much did aaron pay for pencils?
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Mathematics, 22.06.2019 04:30
If a and b are real numbers, then |a-b| is always, sometimes or never equal to |b-a| ?
Answers: 1
Mathematics, 26.12.2019 22:31
Chemistry, 26.12.2019 22:31
Chemistry, 26.12.2019 22:31
Social Studies, 26.12.2019 22:31