On Monday, Tuesday, and Wednesday, you drink one or more cups of coffee while working on your statistics class from home. This past week you had 2, 6, and 4 cups. Find the standard deviation for the number of cups for the past three days, and round your answer to 1 decimal place if needed.

Q: Find the range, the standard deviation, and the variance for the given samples. Round non-integer…

A: Given,           The samples are 97 , 71 , 62 , 89 , 80 , 70 , 72.

Q: In the diagram, about 68% of the scores fall within the shaded area, which is symmetric about the…

A: For 68%; Range can be given as Mean +/- SD

Q: Observe the values of the means and standard deviations in the four samples you gathered and list as…

A: Simple random sampling is the technique of selecting the in such a way that way each sample has an…

Q: According to a Boston Globe story, only about 1 in 6 Americans have blue eyes, whereas in 1900 about…

A:

Q: Read each problem carefully. Show your complete solution and present an illustration for each…

A: Note, Since you have asked multiple questions, we will solve the first question for you. If you want…

Q: Refer to the accompanying table, which describes the number of adults in groups of five who reported…

A: Given that ; X represents the number of adults in groups of five who reported sleepwalking P(x) is…

Q: The scores of a nationwide mathematics aptitude test are normally distributed with a μ = 80 and…

A: Given : The scores of a nationwide mathematics aptitude test are normally distributed with a μ = 80…

Q: d) What is the probability that the number of drivers will be 10 or more? e) Find the mean and the…

A:

Q: Find the sample standard deviation, rounding to one decimal place. 5, 11, 16, 8, 13, 15, 16, 6, 5 O…

A: Given that, Data set: 5,11,16,8,13,15,16,6,5 Total number of observations = 9

Q: A parent is hopeful that their son will score in the top 15% of a. dance competition. What score…

A: We have given that, The mean of the distribution is 28 and the standard deviation is 6.   Z-score =…

Q: The Minnesota Twins have scored the following number of runs: 4, 3, 2, 2, 2, 12, 0, 3, 4, 1. Find…

A: Explanation: In DESMOS Calculator: Go to Functions Functions > Stats > stdev.

Q: In an examination in Statistics, the mean grade is 72 and the standard deviation is 6. Find the…

A: Given that ; Population mean (u) = 72 Standard deviation = 6  By using standard normal distribution…

Q: Using your calculator, find the range and standard deviation, round to two decimals places: The…

A: Given: Data 85 70 25 68 53 74 31 52 58 52 44 33 86 38 47 44 43…

Q: Using your calculator, find the range and standard deviation, round to two decimals places: The…

A: We have given that,  The data set is,  60 67 82 49 51 78 48 49 71 48 59 23 42 68 26 55 57 55 23 26…

Q: A Population has a Mean of 90 and a standard deviation of 25.  A sample of 20 college students is…

A:

Q: ather drops his three children off at the movie theater and give nd on a movie and concession…

A: let X1,x2,x3 be the three children. A father drops his three children off at the movie theater and…

Q: Find the mean and standard deviation of the numbers below.  3 7 5 4 5 6 7 8 6 5

A: First of all, let's arrange the data in a particular order(ascending) for further calculation. i.e…

Q: Using your calculator, find the range and standard deviation, round to two decimals places: The…

A: Given information- We have given the table below gives the number of hours spent watching TV last…

Q: Using your calculator, find the range and standard deviation, round to The table below gives the…

A: We know that Range : It the difference between the maximum value of the data set to the minimum…

Q: The test scores for a math class are shown below. 81, 85, 82, 93, 85, 84, 95, 87, 88, 91 36. What is…

A: Given data set, 81,85,82,93,85,84,95,87,88,91 Standard deviation=?

Q: A distribution of N = 10 scores has μ = 50 and σ = 10. If another five individuals, all with scores…

A: Given Data: N=10 μ = 50 σ = 10   Five individual all with scores X=50 are added

Q: In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores…

A: Given that,The middle 68% of the scores fall between 77 and 93.

Q: Given the data: 47, 55, 57, 63, 73. Find the standard deviation. Round the final answer to the…

A:

Q: Given a set of scores below, write down the scores one, two, and three standard deviations above the…

A:

Q: Using your calculator, find the range and standard deviation, round to two decimals places: The…

A: Given data: 64 59 67 40 53 55 48 65 73 47 67 48 78 49 84 74 37 73 80 88 47 40 92 10

Q: The cafeteria records that 67% of students buy pizza with a standard deviation of .03 If you took a…

A: Given: p=67% and σ=0.03. Now, if a sample of 100 is taken, then standard deviation of sample will…

Q: In a Science test, the mean is 46 and the standard deviation is 4. Assuming the scores are normally…

A:

Q: You plan to purchase a townhome and the average price of homes in the neighborhood you are looking…

A: It is given that the average price of homes in the neighbourhood is $400,000 and standard deviation…

Q: In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores…

A: Given information middle 68% of the scores fall between 76 and 88 As per empirical Rule 68% falls…

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days…

A:

Q: Answer the problem and show your solution: The IQs of Grade 11 students in Pulot National High…

A: Solution-: Given: μ=98,σ=8 We find, P( score of grade 11 students is higher than 110)=?

Q: In a Science test, the mean is 46 and the standard deviation is 4. Assuming the scores are normally…

A:

Q: A population has a Mean of 100 and a standard deviation of 15.  A sample of 20 college students is…

A: Given information- Population mean, µ = 100 Sample mean, x-bar = 125 Population standard deviation,…

Q: A commuter travels many miles to work each morning. She has timed this trip 5 times during the last…

A: Given time required to make the trip is, 44, 39, 41, 35, 41   What is the standard deviation for…

Q: The tourist bureau of the Caribbean Islands surveyed a sample of 5 United States tourists as they…

A: Standard deviation :

Q: Q2 (c): According to the above frequency distribution table, the :value of mean deviation (MD) is

A: here given grouped frequency distribution

Q: The data below represents the total number of points each hockey team in the NHL Eastern conference…

A: Given data is {52,66,84,88,93,100,101,117}find the standard deviation

Q: Range =  Standard Deviation =

A: here given data 24 children , n =24

Q: Find the range, the standard deviation, and the variance

A: Given: The sample space 50, 63, 56, 69, 96, 65, 83, 60, 98. To find: The range, the standard…

Q: Using your calculator, find the range and standard deviation, round to two decimals places: The…

A:

Q: If some data is symmetrical and unimodal, and the mean and standard deviation are 230 and 40…

A: If the data is symmetrical and unimodal, then it is normally distributed with mean, μ=230 and…

Q: How many of the sample of families would fall above 2 standard deviations from the mean? A. 0 B. 1…

A:

Q: d) What is the standard deviation for the number of adult Americans out of the 20 we would expect to…

A: We have given that,  X be the random variable from Binomial distribution with probability of success…

Q: Given the following scores of students in a test: 5,7,11,12,13,18 a) add 8 to each score then find…

A: Given that  The data are 5,7,11,12,13,18

Q: In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores…

A: The random variable score X is normally distributed and middle 68% of values fall between 71 and 83…

Q: The mean critical reading score for seniors who took the SAT in 2018 was 536. If the standard…

A: Given Mean μ=536, standard deviation σ=115  X=435

Q: z Scores LeBron James, one of the most successful basketball players of all time, has a height of 6…

A: According to the provided information,

Q: In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores…

A: Given : The middle 68% of the scores fall between 71 and 79 P(71<X<79)=68%

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.