Use a normal approximation to find the probability of the indicated number of voters. In this​ case, assume that 200 eligible voters aged​ 18-24 are randomly selected. Suppose a previous study showed that among eligible voters aged​ 18-24, 22% of them voted.   Probability that exactly 46 voted The probability that exactly 46 of 200 eligible voters voted is

Q: use a normal approximation to find the probability of the indicated number of voters. In the case,…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: Given : eligible voters aged​ 18-24, 22% of them voted, p = 0.22 n= 128 We have to find the…

Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or classes.…

A: Let "X" be the adults who use their smartphone in meetings or classes. I will use excel formula…

Q: Assume that when adults with smartphones are randomly selected, 56% use them in meetings or classes.…

A: Let X be the number of adults use their smartphones in meeting or classes which follows binomial…

Q: How many bags must be sampled so that the probability is

A: It is given that the mean weight of the bag is µ and the standard deviation is 7.57 Kg.  We have to…

Q: Assume that when adults with smartphones are randomly​ selected, 44​% use them in meetings or…

A: Givenp=0.44sample size(n)=9Let "x" be the no.of adults use their smartphones in meetings or…

Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes.…

A: According to binomial theorem for n number of random experiments having only two independent events…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A:

Q: Assume that when adults with smartphones are randomly selected, 47% use them in meetings or classes.…

A: It is given that the random variable X follows Binomial distribution with parameter p = 47% = 0.47…

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: Ans# - Given, n =20, P = 39% = 0.39            Find   P(x = 12)  = ?

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A: step 1:To find the probability we'll use a normal approximation to the binomial distribution.…

Q: Assume that when adults with smartphones are randomly selected, 46% use them in meetings or classes.…

A: Given ,Probability of using smartphones in meeting or classroom  , P = 0.46So,q = 1 - 0.46 = 0.54…

Q: Assume that when adults with smartphones are randomly selected, 52% use them in meetings or classes.…

A: Let "X" be adults with smartphones who use them in meetings or classes. Use compliment rule, I…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A:

Q: The probability is (Round to four decimal places as needed.)

A: In this case, there are two possible outcomes for each trial, classified as a success (Use of…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: Given Information: Population proportion (p) = 0.22  Sample proportion (px) = 47/194 = 0.2422 Sample…

Q: The probability is (Type an integer or decimal rounded to four decimal places as needed.)

A: It is given that the number of observations are independent with the probability of success p = 46%…

Q: Assume that when adults with smartphones are randomly selected, 59% use them in meetings or classes.…

A: Here, n = 9 and p = 0.59.

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: The given information is that the sample of 144 eligible voters’ ages 18-24 years are randomly…

Q: Assume that when adults with smartphones are randomly selected, 46% use them in meetings or classes.…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A: The sampling distribution of p-hat (sample proportion) is approximately normal with mean p and…

Q: Assume that when adults with smartphones are randomly​ selected, 43​% use them in meetings or…

A: Let X be the number of adult use their smartphones in meetings or classes. X has binomial…

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: Introduction: Denote X as the random variable representing the number of adult smartphone users who…

Q: Assume that when adults with smartphones are randomly selected, 41% use them in meetings or classes.…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case…

A: Given that, Proportion of voters who actually voted, p= 0.22. Sample size of voters, n= 110.

Q: Assume that when adults with smartphones are randomly selected, 41% use them in meetings or classes.…

A: We have given that,  X be the random variable from binomial distribution with trails (n) = 11 and…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A: Given that, The proportion of voters aged 18-24, who actually voted = 0.22 Total number of eligible…

Q: Assume that when adults with smartphones are randomly selected, 39%use them in meetings or classes.…

A: Let us assume X= the number of persons who uses smartphones in meetings or classes n= number of…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A:

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: We have to find given probability..

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: Answer: From the given data, Selected sample size (n) = 169 P(voted) = p = 22% = 0.22 Here n is…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: n=182, p=22%=0.22

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: Given information Total eligible voters n = 137 Probability of giving vote p = 0.22   Mean µ = np =…

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: Let "x" be the eligible voters aged​ 18-24 voted.

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: Given, n = 114 p = 22% = 0.22

Q: When making random guesses on an 8 question quiz the probability of guessing correctly on any one…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A: We have given that  n=102 , p=22%=0.22 X~Binomial(n=102,p=0.22) Find P(x<28)

Q: Assume that when adults with smartphones are randomly​ selected, 49​% use them in meetings or…

A:

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A: It is given that n is 153 and p=0.22.

Q: Assume that when adults with smartphones are randomly selected, 42% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 44% use them in meetings or…

A: Given that adults with smartphones are randomly​ selected, 44% use them in meetings or classes. We…

Q: Suppose x is a uniform random variable with values ranging from 40 to 90. Find the probability that…

A: given data  x is uniformly distributed between 40 and 90.  X~U(40,90) P(x>55) = ?

Q: Assume that adults with smartphones are randomly selected, 48% use them in meetings or classes.  If…

A: Let "X" be adults who use their smartphones in meetings or classes.

Q: Use a normal approximation to find the probability of the indicated number of voters. In this case,…

A: From the provided information, Sample size (n) = 139 22% of them voted that is p = 0.22

Q: Use a normal approximation to find the probability of the indicated number of voters. In this​ case,…

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.