A home pregnancy test was given to women, then pregnancy was verified through blood tests. The following table shows the home pregnancy test results. Positive Pregnant Not Pregnant Total P(positive pregnant) = = Round your answers to the nearest third decimal place. P(pregnant positive) = 57 7 64 P(negative pregnant) = Negative Total 6 63 69 76 75 139 P(not pregnant | negative) =

Q: C. Draw a Frequency polygon, histogra frequency distribution for the following data: Class Frequency…

A: The given data is Class Frequency 7.1-7.3 3 7.4-7.6 5 7.7-7.9 9 8.0-8.2 14 8.3-8.5 11…

Q: For this problem, carry at least four digits after the decimal in your calculations. Answers may…

A: The sample size (n) is 540 and x is 287.

Q: Suppose you play a game that you can only either win or lose. You win a game with probability 0.40.…

A: Given data: Probability = 0.40 n = 10 Each game is independent

Q: Assume that a sample is used to estimate a population mean u. Find the 80% confidence interval for a…

A:

Q: A stent is a wire mesh tube that is placed in a blood vessel to keep it open. A total of 1120…

A: The following information has been given: Hypothesized proportion p0=0.15. favorable cases: X=134…

Q: 1. For each day of last year, the number of vehicles passing through a certain intersection was…

A:

Q: Apply 98-95-99.7 rule and estimate the heights of for 68%, 95% and 99.7% male adults in the…

A: Heights of male adults in the United States are normally distributed with mean 69.1 and standard…

Q: Let X and Y be independent random variables distributed as N(-1, 1) and N(1, 1), respectively. .…

A: X follows a  normal distribution with , µ= -1 , σ= 1. Y follows a  normal distribution with , µ= 1 ,…

Q: Imagine that there are only two points in a scatterplot. 7. How do you position these points so that…

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

Q: A sociologist wanted to determine whether there was a difference in the amount of time children 5-7…

A: The question is about categorical data analysis Given :

Q: a) What does the u in the equation represent?__ b) What does the o in the equation represent? c)…

A: f(x)=1σ2π*e-12x-μσ2   a) what does the μ in the equation represent mean

Q: The P-value for a hypothesis test s shown. Use the P-value to decide whether to reject Ho when the…

A: Here, we know that when p-value is greater than level of significance then we can not reject the…

Q: Identify the lower class limits, upper class limits, class width, class midpoints, and class…

A: The Lower class limits are: 0, 100, 200, 300, 400, 500, 600   The upper-class limits are : 99, 199,…

Q: P (Z ≤ 0.77) = [ P(Z > 1.36) = P(-0.70 < Z < 2.06) = |

A: Given that,  Z follow the standard normal distribution Z~N(0, 1)  We have to find the P(Z&lt;=0.77),…

Q: Find the sample size needed to estimate the mean age of movie patrons such that it can be said with…

A:

Q: Sampling distribution Suppose population 1 is all blue cars sold at used car auctions, and the mean…

A: GivenThe population mean of blue cars μB=$24579The population standard deviation of blue cars…

Q: Are blonde female college students less likely to have boyfriends than brunette female college…

A:

Q: The following data is representative of that reported in an article on nitrogen emissions, with x =…

A: Given: Sample size n = 14 Formula Used: The equation of regression: Y = a + bX b = n∑XY-∑X∑Yn∑X2-∑X2…

Q: A commercial cherry grower estimates from past records that if 19 trees are planted per acre, then…

A: Today, growers nonetheless plant the manner their grandfathers did, however they face escalating…

Q: Twenty male students selected at random have an average height of 180 centimeters with a standard…

A: Given that  The random sample size (n) = 20 Average height (x¯) = 180 cm Sample standard deviation…

Q: The tensile strength of Portland cement is being studied. Four different mixing techniques can be…

A: Given Information: Consider the given data: Tensile strength 1 Tensile strength 2 Tensile…

Q: A publisher wants to estimate the mean length of time (in minutes) all adults spend reading…

A:

Q: A container of steel ball bearings arrives at a factory. Unfortunately, there is missing…

A:

Q: (d) Suppose a poker machine is set so that the amount of play time in minutes between payouts (of…

A:

Q: Answer the following 1. Computer for each of the following • + c Σχι 225. Στα 225. Σεΐ 953. Σε ο…

A: a.The provided information is Σx=225Σy=22.5Σx2=9653Σy2=143Σxy=651n=6The correlation coefficient is…

Q: Give the assumptions in linear regression and explain each assumption.

A: Explanation: When we see a relationship between two variables, we can use a line to summarize the…

Q: The manager of a computer retails store is concerned that his suppliers have been giving him laptop…

A: The answer is attached below,

Q: Instructions: Use the random number table and the situation given to select a sample. 41050 76298…

A: Given Information: In the given study, the population of 98 students enrolled in the probability and…

Q: Sam has 10 Rose Bush. The number of flowers on each bush is 9, 8, 14, 4, 13, 5, 9, 8, 6, 8. Find…

A: As per our guidelines, we have provided answer for first question only. Please repost other…

Q: 2. The test scores, of 16 students are listed below: 44, 46, 51, 57, 60, 63, 65, 70, 75, 76, 85, 87,…

A: The provided data are listed below 44,46,51,57,60,63,65,70,75,76,85,87,90,94,95,97 n=16 The fisrt…

Q: A marriage counselor has traditionally seen that the proportion p of all married couples for whom…

A:

Q: The 90% confidence interval estimate of is 187 17.1 187 50 18712.82 187 10 Question 19 Suppose Apple…

A:

Q: 2. Compute and interpret r for the following data given: a. age of a person, in years Weight, in kg…

A: Given data set to interpret r and intercept

Q: The red blood cell counts​ (in millions of cells per​ microliter) for a population of adult males…

A: The mean is 5.8 and the standard deviation is 0.3.

Q: 1. Compute n, μ, EX, and EX² 5, 7, 3, 4, 1 2. Compute n, EX, (EX)², and EX² X 7 5 6 2 3 f 2 3 4 2 1…

A: 1) n x x^2 1 5 25 2 7 49 3 3 9 4 4 16 5 1 1 sum 20 100 n=5 μ = ∑xn = 205 = 4 ∑x =…

Q: At the alpha = 0.01 level , what is the correct conclusion for this test? The daily temperatures in…

A: We have the following information: The p-value is p=0.007 The level of significance is α=0.01. In…

Q: To determine the relationship between years of education and salary potential, 10 persons who have…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 9.1 inches,…

A: Answer : - Given  X ~ N(μ, σ)                Where mean μ = 9.1 inches   and  standard deviation (σ)…

Q: (c) What is the probability a simple random sample of 60 ten-gram portions of the food item results…

A: Since the student asks for assistance in part (c), only part (c) is solved.

Q: The average IQ in a population is 100 with standard deviation 15 (by definition, IQ is normalized so…

A:

Q: A Manufacturer knows that their items have a normally distributed length, with a mean of 15.1…

A: Here, the random variable follows a normal distribution with µ= 15.1 , σ=  4.4.

Q: The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on…

A: The following information has been given: The sample mean is x¯=43. The sample size is n=10. The…

Q: Learning Tasks 1. Cite three examples of two variables that are positively correlated and three…

A: Given that  How do you describe the strength of the relationship between the points that are…

Q: John's answering machine receives about 15 telephone calls between 8:00 am and 10:00 am What is the…

A:

Q: The highway fuel economy of a 2016 Lexus RX 350 FWD 6-cylinder 3.5-L automatic 5-speed using premium…

A: Solution Given That, The highway fuel economy of a 2016 Lexus RX 350 FWD 6-cylinder 3.5-L automatic…

Q: What is the probability of drawing 3 white and 4 green balls from a bag that contains 5 white and 6…

A:

Q: Buses depart from a bus stop every 10 minutes from 00:00. One person came to the bus stop without…

A: Solution: From the given information, a bus departs from the bus stop every 10 minutes. This means…

Q: Find the area under the standard normal curve to the left of z = -2.27 is ? 2. Area to the right…

A:

Q: 1. Compute n, μ, EX, and EX² 5, 7, 3, 4, 1 2. Compute n, EX, (EX)², and EX² X 7 6 5 4 3 2 1 f 3 2 1…

A:

Q: Group of answer choices µ $650,000 µ≥ $650,000      The p-value  is  Group of answer choices 0.8766…

A: West Marin County includes the Golden Gate National Recreation Area, the Pt. Reyes National…