Mathematics, 05.11.2019 03:31 lilquongohard
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
Mathematics, 21.06.2019 21:30, francescanajar5
Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.
Answers: 2
Mathematics, 21.06.2019 22:00, sarahnd6907
Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota
Answers: 2
Mathematics, 21.06.2019 22:30, alliaespino
Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
Answers: 1
Suppose a recent poll shows that 40% of americans drink soda every day. amy, a researcher at a local...
History, 12.02.2021 05:00
Mathematics, 12.02.2021 05:00
Mathematics, 12.02.2021 05:00
English, 12.02.2021 05:00