Mathematics, 07.07.2019 02:30 sedratkawaiah13
Of all the sunny club members in a particular city, 25% prefer swimming on weekends and 75% prefer swimming on weekdays. it is found that 10% of the members in that city prefer swimming on weekends and are female, while 55% of the members in that city prefer swimming on weekdays and are female. the probability that a club member picked randomly is female, given that the person prefers swimming on weekends, is . a .19 b .20 c .24 d .40
Answers: 2
Mathematics, 21.06.2019 13:10
Identify whether the figure has plane symmetry, symmetry about an axis, or neither.
Answers: 1
Mathematics, 22.06.2019 00:00
If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9
Answers: 1
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
Of all the sunny club members in a particular city, 25% prefer swimming on weekends and 75% prefer s...
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