Find the missing value required to create a probability distribution, then find the standard deviation for the given probability distribution. Round to the nearest hundredth. x / P(x) 0 / 0.01 1 / 2 / 0.01 3 / 0.07 4 / 0.05

Q: sixty percent (60%) of Students of the Reginal College were took French. Fifteen (15) were randomly…

A: We have given that p = 60% = 0.60n = 15

Q: Suppose the probability of contracting a certain disease is 1 in 69 for a new case in a given year.…

A: P( new case) ==0.0145q=1-p=1-0.0145=0.9855n=110 people

Q: In the diagram below, all circles represent products and the shaded circles represent defective…

A: We have given that total number of circles = 21Number of defective circles = 4Number of…

Q: 9.6 In a certain population the random variable Y has variance equal to 490. Two independent random…

A: Let's denote the first sample mean as and the second sample mean as , and the samples are…

Q: Listed below are systolic blood pressure measurements (mm Hg) taken from the right and left arms of…

A: According to the Bartleby guidelines experts solve only one question and rest can be reposted.

Q: 53- The probability that a patient recovers from a rare blood disease is 0.4. If 15 people are known…

A: n = 15, p = 0.4Note: According to bartelbyquestion answer guidelines an expert can solve only one…

Q: the mean charge for satellite television for a sample of households was $87.50 per month, with a…

A: Mean()=$87.50Standard deviation()=$14.50

Q: A standardized exam's scores are normally distributed. In a recent year, the mean test score was…

A: Unusual value: The Z-value is said to be Unusual if the Z is greater than 2 or less than –2. From…

Q: For each of the variables described below, indicate whether it is a quantitative or a categorical…

A:

Q: (a) Construct a  95%  confidence interval for the mean surgery time for this procedure. Round your…

A: n=127,x¯=137.7,s=23.1C.I = 95% = 0.95df = n - 1 = 127 - 1 = 126

Q: A medical research team at the university is investigating the effectiveness of a new medical…

A: It is given that the new treatment will only be deemed effective if it significantly increases the…

Q: Please tell if I am doing things correctly.   Question 1: What is the Pearson correlation r?…

A: Given that R-sq is 0.8989 for the regression of natural growth rate on median age.The regression…

Q: 69 How do you prefer to get the news? Today, you have numerous options for getting the news: print…

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

Q: 2. A carnival game is played as follows: You draw a card from an ordinary deck. If you draw an ace,…

A: The given data is as follows:Drawing an ace results in a win of $5, drawing a picture card results…

Q: medical researcher wishes to see whether the pulse rate of smokers are higher than the pulse rates…

A: Smokers                           Non-SmokersMean = 90                         Mean = 88Standard…

Q: The lengths of pregnancies are normally distributed with a mean of 267 days and a standard deviation…

A:

Q: Use the formula Ỹ - to.05(2),df SE < μ< Ỹ + 10.05(2),df SE to calculate a 95% confidence interval…

A: sample size = n = 23 blind individualssample mean=standard deviation =

Q: d. 99.5% of people consumed less than (Round to two decimal places as needed.) gallons of bottled…

A: We have given thatMean() = 30.8standard deviation () = 13

Q: Hurricanes Katrina and Rita caused the flooding of large parts of New Orleans, leaving behind large…

A: The sample size is, n=46Let Y denote the ratio of blood lead concentration after the hurricanes to…

Q: What is the strength of evidence against observed study results happening by chance alone? O Very…

A: Here, we have to find the strength of evidence against observed study results happening by chance…

Q: The proportion p of residents in a community who recycle has traditionally been 60%. A policy maker…

A: sample size(n)=210x=112significance level()=0.10sample proportion()=

Q: Is there a significant difference between the pretest and posttest scores of the Grade 12 learners…

A: First we enter the given data in Excel.Then we can use the following method,Enter Data &gt; Go to…

Q: a. Identify the critical value a/2 used for finding the margin of error. 1/2=0 (Round to two decimal…

A: The given data is as follows:

Q: 1. If the slope is −1.64, the residual mean square is 3.6, the sum of squares for X is 2.5, and the…

A: The slope parameter: The residual mean square: The sum of squares for : Sample size: Hypothesized…

Q: ber of customers who enter a supermarket each hour is normally distributed with a mean of 640 and a…

A: Suppose that the number of customers who enter a supermarket each hour is normally distributed with…

Q: Suppose Diane and Jack are each attempting to use a simulation to describe the sampling distribution…

A: The mean of the population which is left skewed is 70 and standard deviation is 5. Jack has taken…

Q: A space agency compiles data on​ space-shuttle launches and publishes them on its website. The…

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

Q: How many different four-letter secret codes can be formed if the first letter must be an S or a T?…

A: We have to form the different secret codes of four letters. The first letter must be an S or T.

Q: An insurance company sells a $12,000, five-year term life insurance policy to an individual for…

A: From the provided information,An insurance company sells a $12,000, five-year term life insurance…

Q: The 6 participants in a weight-loss class lost the following weights (in pounds) after three weeks…

A: Given data values is3,5,3,3,6,4sample size(n)=6

Q: The partially completed analysis of variance table given below is taken from the article, "Power and…

A: We have given the following ANOVA tableSource of Variation SSdfMSFPower 0.24001Knowledge…

Q: You may need to use the appropriate technology to answer this question. The following data are from…

A: Treatmen 1Treatment 2Treatment 363837046715453876146715152785964.676871.33Level of significance

Q: The ages of the winners of a cycling tournament are approximately bell-shaped. The mean age is 27.5…

A: a)Suppose the random variable x defines the age of the winner of a cycling tournament.The random…

Q: genetic mutation. 800 people are randomly selected. Find the mean for the number of people with the…

A: It is given that P( success ), p = 9% = 0.09Sample size, n = 800

Q: Find the probability of exactly 8 Asian-Americans among 12 jurors

A: The probability distribution table below and find the indicated…

Q: Use the bar graph from the World View "Comparative Output (GDP)" to answer one question. 20.6 0.01…

A: From the bar graphGDP of the United States in 2018 = 20.6 trillion US dollarsWe have given that 160…

Q: Which of these measures of central tendency would be most applicable to the Tax Rate variable?…

A: The data for the "Tax Rate" variable from the table is as follows:Mode: The mode is the value that…

Q: The confidence interval estimate is mi/h << mi/h. (Round to one decimal place as needed.) Does the…

A:

Q: What is the significance of the mean of a probability distribution? Choose the correct answer below.…

A: The mean of a probability distribution, also known as the expected value, It is a measure of the…

Q: A recent study measured owners' satisfaction with the design, content, layout, and performance of…

A: The given information is about the satisfaction ratings of the different cars. The number of…

Q: 43% of adults say cashews are their favorite kind of nut. You randomly select 12 adults and ask each…

A: From the provided information,p = 0.43n = 12The process follows binomial distribution as:X~B (12,…

Q: An automobile manufacturer claims that its van has a 36.7 miles/gallon (MPG) rating. An independent…

A: The question is about hypothesis testing.Given :Population mean MPG rating of a van (  ) =…

Q: ← Suppose a basketball player is an excellent free throw shooter and makes 92% of his free throws…

A: Number of trail n=3Probability of success p=0.92

Q: 1 The length of life (in days) of an alkaline battery has an exponential distribution with an…

A: X~Exp(1365)Mean=365 days

Q: Records have shown that 15% of patients are not satisfied with their care. A poll of 100 patients…

A: It is given that P( success ), p = 15% = 0.15Sample size, n = 100

Q: In a certain game of Dungeons and Dragons a total of 2 dice are used. A 6-sided die (1-6) and a…

A: Given that in a, two dice are used:A 6-sided die with outcomes ranging from 1 to 6.A 2-sided die…

Q: f (x) = c/x3 for 1 < x < ∞; Find the constant c so that f (x) is a pdf of some random variable X,…

A: Given the functionwant to find the value of c such that the given function will be pdf. also wants…

Q: The weights of four randomly and independently selected bags of potatoes labeled 20.0 pounds were…

A: From the provided information,Sample size (n) = 4Confidence level = 95%

Q: Imagine that you are a risk analyst at New Mutual, a company that is quoting Deadly Dealers Ltd on…

A: Given that Deadly Dealers Ltd has a warehouse worth R 100 million situated alongside a riverbank in…

Q: What is meant by the statistical power of an​ experiment? (Write your answer for someone who has…

A: Statistical power in the context of an experiment is a measure of the experiment's ability to…