Calculate the attack rate for those who ate pancakes.

Q: The following data give the ages (in years) of all six members of a family. 56 53 30 25 20 12 Let x…

A: We have given that  There are 6 members in a family. Age of 6 members in a family is  56,

Q: Which of these is not a binomial probability of X~B(12,0.4)? A. P(X-5) = ¹2Co(0.4)5(0.6)7 B.…

A: Let X be the random variable from binomial distribution with probability of success (p) = 0.4 and…

Q: For a standard normal distribution, find c if P(Z < c) = 0.1208 Use 2 decimal places. C=

A: The question is about standard normal distribution Given : P ( z &lt; c ) = 0.1208   To find : Value…

Q: e z-score for the given shaded region under the standard normal distribution. Round your answer to…

A: Given that.   X~N( 0 , 1 )   μ=0 , ?=1 (for standard normal distribution)   Z-score =( x - μ )/?

Q: Use the data below in answering the tasks for PT2. Situation: A student conducted a survey on the…

A: Solution: The given data is Respondent Sex Age Vaccination Status 1 M 49 4 2 M 60 2 3 M 71…

Q: re given the sample mean and the population standard deviation. Use this information to construct…

A: We have given that, Sample size (n) = 60, sample mean (x̄) = 146.00 and population standard…

Q: Why we should consider only the positive value of the margin of error if we use the formula in…

A: Given,Margin of error(E)=0.02Assume sample proportion(p^)=0.5α=1-0.95=0.05α2=0.025Z0.025=1.96

Q: A researcher develops a test for identifying intellectually gifted children. It has a μ=56 and σ=8.…

A: Given that.   X~N( μ , ?)   μ=56 , ?=8   Z-score =( x - μ )/?

Q: a. What is the distribution of X? X ~ N( b. What is the median seedless watermelon weight? c. What…

A: Here AS PER POLICY I HAVE CALCULATED FIRST 3 SUBPARTS. POST REMAINING PARTS WITH NOTE I NEED THIS…

Q: A national health survey weighed a sample of 260 boys aged 6-11 and found that 45 of them were…

A: Given that: Sample 1(boys): n1=260x1=45 Sample 2(girl): n2=230x2=30 Level of significance, α=10%

Q: Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed…

A: GivenMean(μ)=264standard deviation(σ)=45

Q: Consider the following sample:     15   25   29   44   54   66   82   92   92    95   100   the mean…

A: given data  15,25,29,44,54,66,82,92,92,95,100 x¯ = 63.0909s = 31.2904for x = 44, Z = ?

Q: 60% of all bald eagles survive their first year of life. Give your answers as decimals, not…

A: Given that n=36, p=60%=0.60, X~Binomial(n=36,p=0.60) X be the number of all bald eagles survive…

Q: Mean (µ) = 187 Standard deviation (σ) = 7 Sample size (n) = 43 For part b), is the assumption…

A: From the provided information, Mean (µ) = 187 Standard deviation (σ) = 7 Sample size (n) = 43

Q: The heights of 10-year-old girls follow a normal distribution with a mean of 54 inches and a…

A: We have given information, Let X=The heights of 10-year-old girls The random variable X follows a…

Q: your company has just installed a new computer data entry system and you must determine the new…

A: Solution: Given information: Confidence level = C= 95%  margin of error =E= 0.5 Population standard…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n = 11 times. Use…

A: Given  Using Binomial distribution  n=11 times  k=8 and p=0.33 P(X=K)=?

Q: Suppose the mean height in inches of all 9th grade students at one high school is estimated. The…

A: Answer  Given  Confidence interval = 95%  Standard deviation = 5  sample size [n] =9 Mean = [sum of…

Q: The heights of women are normally distributed with a mean of 65 inches and a standard deviation of…

A: given data normal distributionμ = 65σ = 3.5

Q: 4. What is P(X > 3)? What outcomes x are included in this calculation? This probability and the one…

A: Given data is # siblings(x) P(X=x) 0 0.21 1 0.32 2 0.25 3 0.14 4 0.05 5 0.01 6 0.01…

Q: Give typing answer with explanation and conclusion  1) which of the following is NOT a central…

A: First talk about central tendency distribution. There are three measures of central tendency : mean,…

Q: Use z scores to compare the given values. The tallest living man at one time had a height of 249 cm.…

A: According to the given information in this question We need to find the z score of taller and…

Q: In a recent year, 32.4% of recorded music sales were full-length CDs, 54.1% digital downloads, 10.5%…

A: Given information:   Observed Expected proportion Full length CDs 48 0.324 Digital…

Q: Working in the garden pulling weeds/planting flowers burns an average of 200 calories per hour. If…

A: Given that, working in the garden pulling weeds/planting flowers burns an average of 200 calories…

Q: A distribution consists of three components with total frequencies of 200, 250 and 300 having…

A: Given,N1=200N2=250N3=300x¯1=25x¯2=10x¯3=15

Q: The same company decided to improve the forecasting technique. Usually they use exponential…

A: If At denotes the actual demand for time period t and Ft denotes the forecasted demand for time…

Q: According to the Department of Health, senior citizens have a mean vaccination shot is 1.36 with a…

A: We can use a one-sample t-test to test whether the mean number of COVID-19 vaccination shots…

Q: The Moment-generating Function Method of finding a sum of variables. PROPERTY D If X and Y are…

A: Solution

Q: A distribution of values is normal with a mean of 38.9 and a standard deviation of 14.3. Find the…

A: GivenMean(μ)=38.9standard deviation(σ)=14.3

Q: IQ scores form a normal distribution with a mean of μ =105 and a standard deviation of   σ = 11.…

A: Let M be the random variable from normal distribution with mean (μ) = 105, standard deviation (σ) =…

Q: A. Make a frequency distribution table for the vaccination status and age (use 5 class intervals).…

A:

Q: In a study conducted to investigate browsing activity by shoppers, each shopper was initially…

A: The given data is Nonbrowser Light Browser Heavy Browser 4 5 5 5 6 7 6 5 5 3 4 7 3 7 4…

Q: A sample of size n = 19 has variance s2 = 1.96. At α = .05 in a right-tailed test, does this sample…

A: Given data is sample size(n)=19 variance(s2)=1.96 significance level(α)=0.05 The hypothesized…

Q: The time to complete an exam is approximately Normal with a mean μ = 47 minutes and a standard…

A: Answer:- Given, The time to complete an exam is approximately Normal with a mean µ = 47 minutes and…

Q: ou conduct a cross-sectional study of  800 patients to test a new screening tool for diabetes. In…

A: Given information: The number of patients who had false negative and false positive screens is 42,…

Q: The data in the table below provide the relationship between breast-cancer incidence rate and…

A: Solution: From the given information,

Q: The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks…

A: In this statistical problem, we are tasked with determining whether Troy students have a higher IQ…

Q: You are testing the claim that the mean GPA of night students is different from the mean GPA of day…

A: Answer  Mean [x1] =2.44 Mean [x2] =2.21 Standard deviation [s1] =0.33 Standard deviation [s2] =0.45…

Q: n a population-based cohort study, an entire community was interviewed regarding smoking habits and…

A: Given that:   Number of Individuals Lung Cancer Deaths Smokers 24500 15 Non-smokers 10500 2

Q: The American Heart Association is about to conduct an anti-smoking campaign and wants to know the…

A: Suppose p is the population proportion of all Americans over 35 who smoke.

Q: Answer what is asked from each number using proper probability notation and units wherever possible.…

A: Probability = favorable/total  Here from table :  Total respondents = 55  We will count males from…

Q: decided he will only consider careers with an average starting salary higher than 46200. He collects…

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

Q: The weights of a certain dog breed are approximately normally distributed with a mean of 53 pounds,…

A: Given that, The random variable X is the weight of a certain dog breed It is normally distributed.…

Q: A particular fruit's weights are normally distributed, with a mean of 710 grams and a standard…

A: Let X be the random variable from normal distribution with mean (μ) = 710 and standard deviation (σ)…

Q: 69% of all Americans are home owners. If 35 Americans are randomly selected, find the probability…

A: Givenp=0.69sample size(n)=35Let "x" be no.of americans are home…

Q: Use the data below in answering the tasks for PT2. Situation: A student conducted a survey on the…

A: Given: Respondent Sex Age Vaccination Status 1 M 49 4 2 M 60 2 3 M 71 3 4  F 50 3 5 M…

Q: The average production cost for major movies is 69 million dollars and the standard deviation is 18…

A: GivenMean(μ)=69standard deviation(σ)=18sample size(n)=8

Q: parental income (pincome, in $1000 per month). дра B1 + B₂hsgpa + B3pincome + e. Empirical…

A: Solution: Given information: n= 400 observation  k= 2 independent variables

Q: A statistical program is recommended. You may need to use the appropriate technology to answer this…

A: Given data: Average monthly gas bill Age Square footage Rooms 70.2 16 2537 6 81.33 2 3457 8…

Q: Find the ones digit of this sum: 2^22202 + 3^32023 + 5^52025 + 8^82028

A: We need to find the ones digit of this sum: 2^22202 + 3^32023 + 5^52025 + 8^82028