3 10 7 2 6 7 54 4 5 59 9 95 5 a. Find the Range, Number of Class and Class Size ( b. Construct a frequency distribution table C. Sketch a polygon graph showing the distribution 99 6 6 43 4 3 99 6 8 8 00

Q: A) Test whether or not recycling behaviors differed between groups using a .05 level of…

A: Introduction: Denote μ1, μ2 as the true population mean number of times people with a pessimistic…

Q: A particular lake is known to be one of the best places to catch a certain type of fish. In this…

A: Given data is X 0 1 2 3 at least 4 % 43% 34% 13% 9% 1%

Q: can you please identify the margin of error? I do not see it on my screen or the information that…

A: The confidence level is 95%.

Q: For a standard normal distribution, find: P(Z < 2.07) Express the probability as a decimal rounded…

A: We have given information, Let Z be the standard normal distribution. i.e. Z~N0,1

Q: Do various occupational groups differ in their diets? A British study of this question compared 98…

A: Introduction The sample mean is denoted by x¯ and the sample sd is denoted by s.

Q: Can you break down how to obtain the SS1 and SS2 scores

A: In given solution and formula for computing SS1 and SS2 is correct but x1 and x2  taken wrong. for…

Q: Construct a boxplot for the data in this sample  b. What type of shape does the distribution of the…

A: From the given stem and leaf plot, the data values are: 19, 19, 20, 20, 22, 23, 25, 26, 27, 30, 33,…

Q: A baseball player has a batting average of 0.4. What is the probability that he has exactly 5 hits…

A: Given data, P(hit) = p = 0.4 n=7 bats X = no. of hits  P(X=5)=?

Q: A probability experiment consists of rolling a six-sided die and spinning the spinner shown at the…

A: Here the given information is A probability experiment consists of rolling a six-sided die and…

Q: 85 cities were surveyed to determine sports teams. 25 had soccer, 19 had rugby, 18 had basketball,…

A: Given that: nA=25nB=19nC=18nA∩B=11nA∩C=12nB∩C=11nA∩B∩C=6

Q: According to data for a​ population, 3-year-old boys have a mean height of 39 inches and a standard…

A: Answer  Mean of height =39  sample standard deviation =2 We know that Z-score:  Z = [x-mu]/sigma.

Q: 11 7 15 16 9 4 2 16 4 13 1 13 14 13 11 13 11 11 3 9 6 17 15 13 17 11 1 2 8 15 0 0 7 11 3 1 12 9 A…

A: Given data: 11, 7, 15, 16, 9, 4, 2, 16, 4, 13, 1, 13, 14, 13, 11, 13, 11, 11, 3, 9, 6, 17, 15, 13,…

Q: The owner of Britten’s Egg Farm wants to estimate the mean number of eggs produced per chicken. A…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any questions so i am solving…

Q: The Mean and SD came out wrong

A: Give data :  p = 7% = 0.07 n = 256

Q: People tend to be more generous after receiving good news. Are they less generous after receiving…

A: The observed tips as a percentage of total bill are given as: It is given that, for the…

Q: normal probability plot to assess whether the sample data could have come from a population that is…

A: Given data: Data 6200 6700 1200 2000 2300 8400 7700 5500 6300 4700 3000…

Q: It takes an average of 14.8 minutes for blood to begin clotting after an injury. An EMT wants to see…

A: Given information Hypothesized mean µ = 14.8 minutes Sample size (n) = 50 Mean x̅ = 14.3 minutes…

Q: 3. A comprehensive report called the Statistical report on the Health of Canadians was produced in…

A:

Q: The table shows data on the percentage change in the total mass (in tons) of wildlife in several…

A: Introduction: It is required to identify the correct option.

Q: The p-value is correct, but the z-score is incorrect

A: It is given that a sample of 200 homes sold in which 113 homes with sales prices over median and 87…

Q: Computer-mediated communication (CMC) is a form of interaction that heavily involves technology…

A: Given: The data given is:                                                                     CMC…

Q: The Table below shows the average score of the150 students sampled from the University of the East…

A: Introduction: It is required to calculate the mean, median, and modal scores for the given students.

Q: Calculate the minimum profit, maximum profit, standard deviation of this question using excel:…

A: solution: From the given information,

Q: The minimum sample size needed to estimate a population mean within 2 units with a 95% confidence…

A: According to the given information in this question There are more than one question according to…

Q: The lifetime of a certain type of battery is known to be normally distributed with standard…

A: This question is about constructing a 95% confidence interval for the mean lifetime of a certain…

Q: In a study, there were 530 children in Indiana out of 32,102 who were diagnosed with Autism Spectrum…

A: The question is about confidence interval Given : Total no. of children under study ( n ) = 32102…

Q: Consider the following hypothesis test: Ho : μ > 20 Ha: μ < 20 A sample of 40 provided a sample mean…

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted..…

Q: For the word “ASSASSINATION%, if you are asked to rearrange the letters, in totalhow many different…

A:

Q: The data shown below represent the age (in weeks) at which babies first crawl, based on a survey of…

A: The data shown to the right represent the age (in weeks) at which babies first crawl.  First order…

Q: eating fuel was used and what year the but on of the findings follows. Electricity 40 24 37 48 Fuel…

A: *Answer:   The given data is Year Constructed Electricity Natural Gas Oil propane…

Q: A random sample of 1008 adults in a certain large country was ask a necessity or a luxury you could…

A: Hi there! Thanks for posting the question. Since you have posted a question with multiple sub parts,…

Q: What is the excel formula?  Can the solution for c be further explained?  NO HANDWRITING PLEASE. I…

A: Given data :  n = 8 df = n - 1 = 8 - 1 = 7 Alpha = 5% = 0.05

Q: 2. Suppose we want to examine the relationship between the number of hours studied and the score…

A: The question is about regression Given :   To find : a ) eq. of line of best fit and pred. value…

Q: The lifetime of a certain type of battery is known to be normally distributed with standard…

A: GIVEN DATA, normal distributionσ=22n=50x¯=120.1CI=0.95α=1-0.95=0.05

Q: Consider the following hypothesis test: Ho: p≥ 0.65 Ha: p < 0.65 A sample of 400 items was selected.…

A: Given information: H0:p≥0.65Ha:p&lt;0.65n=400, α=0.05

Q: 3. If the sampling frame used to draw a sample does not include the entire population then…

A: Given that If the sampling frame used to draw a sample doesn't include the entire population then…

Q: In a highway construction zone with a posted speed limit of 40 miles per hour, the speeds of all…

A: It is given that Mean, μ = 46 Standard deviation, σ = 3 Z-Score, Z = ( X - μ )/σ where, Z be the…

Q: Exercise 17. Let X₁,..., Xn~ N(u, o2) be i.i.d. where μ is known, but o2 is unknown. Consider the…

A: (a) To show that C~χ2(n), we can use the definition of a chi-squared distribution: if Z1,…,Zn are…

Q: The results of an experiment are said to be statistically significant if A) the observed effect is…

A: Solution :  We want to find the correct option in given MCQ  The results of an experiment are said…

Q: Out of 400 people sampled, 48 preferred Candidate A. Based on this, estimate what proportion of the…

A: Given sample size(n)=400 No.of people preferred candidate A (x)=48 sample…

Q: The infant mortality rate is defined as the number of infant deaths per 1000 live births. This rate…

A: The given graph shows the distribution of estimated infant death rates for 224 countries.

Q: A grocery​ store's receipts show that Sunday customer purchases have a skewed distribution with a…

A: Solution-: Given: μ=28,σ=21 We want to (a) Estimate the probability that the​ store's revenues were…

Q: 9. What is the probability of selecting someone from the general population at random who would…

A: Answer:- Given , A standardized IQ test exists that possesses a normal distribution and has a mean…

Q: Now consider the subpopulation of employees older than 25. Determine the cumulative relative…

A: Here given , For a population of employees, a sample was taken and the age distribution was observed…

Q: Eat your cereal: Boxes of cereal are labeled as containing 14 ounces. Following are the weights, in…

A: Suppose µ is the population mean weights of the boxes of cereal.

Q: A standardized test for graduate school admission has a mean score of 147 with a standard deviation…

A: It is given that: Population mean :μ=147 Population standard deviation:σ=11 size of small sample:…

Q: Two cards are drawn at random, in succession and without replacement, from a deck of 52 cards. (a)…

A: Given,Total no.of cards=52no.of ace of spade cards=1no.of king cards=4

Q: Given the following images determine the areas under the normal curve: 1. Area: 2. Area: 3. Area:…

A: The question is about normal distribution Introduction : i ) z is a std. normal r.v which follows…

Q: soccer, 19 rugby, 18 had cer and rugby, 12 had soccer and basketball, 11 had by and basketball. 6…

A: Given Total 85 cities

Q: If this​ 3-year-old boy grows up to be a man with a height at the same​ percentile, what will his…

A: The population mean is 70 and population standard deviation is 3.