the 1992 presidential election, Alaska’s 40 election districts averaged 1956.8 votes per district for President Clinton. The standard deviation was 572.3. The distribution of the votes per district for President Clinton was bell-shaped. Let X= number of votes for President Clinton for an election district. a. State the approximate distribution of X. X~ b. Is 1956.8 a population mean or a sample mean? How do you know? c. Find the probability that a randomly selected district had fewer than 1600 votes for President Clinton. Sketch the graph and write the probability statement

Q: Examine the sample data. a. Construct a stem-and-leaf plot to assess whether the data are from an…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Clinton. The standard deviation was 555. (There are only 40 election districts in Alaska.) The…

A: Draw the normal curve and shade the area between z=0.3441 and z=0.8324. The required shaded area…

Q: The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range,…

A: The data is provided for the age (in years) of a random sample of shoppers at a gaming store. Range:…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2123 votes per district…

A: Since you have posted a question that has multiple parts but according to guidelines, we will solve…

Q: Given a set of data that is skewed-left, there is at least _____ % of the data within 3 standard…

A: From the given information, Consider, As it has been given that data is left skewed as a result one…

Q: In a Statistics course the professor uses the following grading policy: the bottom 5% of students…

A: Given that  b .Find the probability that a randomly selected student gets an 80 or better? c.…

Q: The table below gives the number of accidents each year at a particular road intersection: 2007 4…

A:

Q: It is commonly believed that the mean body temperature of a healthy adult is 98.6° F. You are not…

A:

Q: Find the area of iPpupis AU -0.45 0 2.11 A. 0.3438 В. 0.6562 С. 1.3090 O D. 0.3090 loct vour answer.

A:

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2128 votes per district…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2118 votes per district…

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we…

Q: c. Find the probability that a randomly selected district had fewer than 1846 votes for President…

A: It is given that  Mean, μ = 2032 Standard deviation, σ = 591

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2082 votes per district…

A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: K The lengths of pregnancies are normally distributed with a mean of 266 days and a standard…

A: We have given that Mean(µ) = 266Standard deviations (σ) = 15X ~ N (µ, σ )= N(266,15)

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 1927 votes per district…

A: Hii ! Thanks for posting the question . Since your question has more than three subparts , we have…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2145 votes per district…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 2000 5 2001 2002 2003 4. 2004 2005 2006 2007 3 4. Find the mean, median, mode, standard deviation…

A:

Q: Boxplot of Exam Scores 68 74 83 85 92 94

A:

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2053 votes per district…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A distribution has a mean of 30 and a standard deviation of 5. Approximately 68% of the distribution…

A: according to the Empirical rule .

Q: For a distribution, bowley's coefficient of skewness is -0.53 Q₁ 16.7 and median = 24.3 what is the…

A:

Q: For the frequency distribution shown, compute : mean , median , mode , mean deviation , sample…

A:

Q: If n = 20 andp = 0.90, then the standard deviation of the binomial distribution is a. 1.34 b. 2.34…

A:

Q: His .A Mean of population .B Mean of sample .C mode I need answer within 3 minutes with my best…

A: The solution is given below.

Q: a population consistas of all the weights of all defensive tackles on sociaable university football…

A: From the provided information, The data is as follow: 204, 215, 207, 212, 214 and 208 pounds The…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2071 votes per district…

A:

Q: Two hundred pre-engineering students have their midterm grades in the statistics, assuming normally…

A: Given data: μ=2.2σ=0.6Normal distributionN=200n(2<x<2.5)=?

Q: Approximately 6% of American drivers d not text while they drive. Suppose you are working with a…

A: The given situation fits binomial distribution as there are 300 independent trials (300 people),…

Q: USE A CALCULATOR  In the 1992 presidential election, Alaska’s 40 election districts averaged 1,956.8…

A: Hey, since there are multiple subpart questions posted, we will answer first three subpart…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2121 votes per district…

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 1979 votes per district…

A: Policy: Since you have posted a question with multiple sub-parts, we will solve first three subparts…

Q: Researchers wanted to know if living in schools protects minnows from predators. The researchers…

A: Given information- We have given the data of the researchers placed different numbers of minnows…

Q: 6. Find the mean, median, range, standard deviation, and variance for the given data. Use the…

A: Store the given data in vector X in MS-Excel. X 18 4 12 17 22 6 27 14 We have…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 1989 votes per district…

A: This question has multiple parts. In such cases, we are required to answer the first 3. These 3 will…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2108 votes per district…

A: Given: Alaska's 40 election districts X = number of votes for President Clinton for an election…

Q: The governor of a state wanted to assess the public education system of the state. She instructed a…

A: Solution: Given information: n= 225 Sample size μ= 74  Population mean σ= 20  Population standard…

Q: Which data set would give the smallest standard deviation? Select one: O a. 100, 150, 200, 250, 300}…

A: Without using any formula for the standard deviation, we can determine which of them has a smallest…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2002 votes per district…

A: Since you posted a question with multiple sub-parts, we will solve first 3 sub-parts for you. To get…

Q: Leave all probabilities as percentages. Define x on all problems with data. The number of…

A: The given data is 74, 52 and 83. a. sample mean- b. sample standard deviation is found using Excel.…

Q: A bakery owner tabulated sales to 50 customers and obtained the distribution. Find the mean and…

A: The table is given as: Class Continuous class Class markxi Frequencyfi fixi fixi2 0.00-1.99…

Q: The weights of students in a certain school are normally distributed with a mean weight of 66 kg.…

A: We have given that the weights of students is normally distributed with mean weight 66 kg, 10% have…

Q: An Excel assignment counts for 0-10 points. The scores in a class of 12 students are recorded as…

A: Use the given data to form the excel table:   Scores x-x x-x2   1 -6 36…

Q: The instructor takes a random sample of size from the population data and obtains the following…

A: We have given that,  The data set is,  405, 385, 495, 385, 555, 470 Then,  We will find the sample…

Q: A scientist found that the lengths of a certain population of snakes can be reasonably described…

A: The normal distribution  in the center is generally denser and basically less dense at tails. There…

Q: d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is ? v a f. Based on…

A: d. The descriptive statistics is conducted using EXCEL. The software procedure is given below:…

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.