Mathematics, 27.02.2020 17:27, KillerSteamcar
In a particular faculty 60% of students are men and 40% are women. In a random sample of 50 students what is the probability that more than half are women?Let the random variable X = number of women in the sample. Assume X has the binomial distribution with n = 50 and p = 0.4.a. What is the expected value and variance of the random variable X?b. Calculate the exact binomial probability. c. Are the conditions that permit you to use a normal approximation to the binomial satisfied? Explaind. Recalculate the probability in part b using a normal approximation without the continuity correction. e. Recalculate the probability in part b using a normal approximation with the continuity correction.
Answers: 3
Mathematics, 21.06.2019 14:30, Naysa150724
Explain why the two figures below are not similar. use complete sentences and provide evidence to support your explanation. (10 points) figure abcdef is shown. a is at negative 4, negative 2. b is at negative 3, 0. c is at negative 4, 2. d is at negative 1, 2. e
Answers: 3
Mathematics, 21.06.2019 21:00, jonquil201
These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets
Answers: 2
Mathematics, 21.06.2019 21:00, kordejah348
Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save
Answers: 1
Mathematics, 21.06.2019 23:00, fatimababy
700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?
Answers: 1
In a particular faculty 60% of students are men and 40% are women. In a random sample of 50 students...
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