Mathematics, 28.11.2019 04:31 ooo712772
Suppose a recent poll shows that 40% of americans drink soda every day. amy, a researcher at a local university, takes a random sample of 22 americans. let x represent the number of americans in amy's sample who drink soda every day. let μ and σ represent the parameters of a normal distribution and let n and p represent the parameters of a binomial distribution.
the sampling distribution of x is;
a. exactly binomial with n 22 and p - 0.4 o
b. exactly normal with μ = 8.8 and σ = 2.298.
c. approximately normal with μ = 0.4 and σ 0.104.
d. almost exactly binomial with n = 22 and p = 0.4
Answers: 1
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Suppose a recent poll shows that 40% of americans drink soda every day. amy, a researcher at a local...
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