Mathematics, 04.12.2019 00:31 paolaviviana
The distribution of weekly salaries at a large company is right skewed with a mean of $1000 and a standard deviation of $350. what is the probability that the sampling error made in estimating the mean weekly salary for all employees of the company by the mean of a random sample of weekly salaries of 50 employees will be at most $50? a) 0.3438b) 0.6876c) 0.3124d) cannot be determined, because the distribution of the population is not normal.
Answers: 2
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 22.06.2019 03:30
Can someone me on this math worksheet about finding the given variable for these angles, and whether the triangles are similar. i really need these answers i’m so confused: ( !
Answers: 1
Mathematics, 22.06.2019 04:30
Ahmad has completed 24 deliveries so far this week. he needs to make 30 deliveries for the week. what percentage of his deliveries has ahmad completed?
Answers: 1
Mathematics, 22.06.2019 07:20
Bill makes leather shoes. he charges $45 for a pair of women's shoes and $50 for a pair of men's shoes. he sells x pairs of women's shoes and y pairs of men's shoes each week and earns a total income of $2,500. this situation can be represented by the equation . if bill has no female customers during a particular week, he needs to sell pairs of men's shoes to earn his weekly income of $2,500.
Answers: 1
The distribution of weekly salaries at a large company is right skewed with a mean of $1000 and a st...
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