representing the number of even number outcome

Q: The data below are the temperatures on randomly chosen days during a summer class and the number of…

A:

Q: 1. By predicting fertility and divorce rates as well as life-styles economic, demographers attempt…

A: Result Sum of relative frequency=1

Q: Q2 (a) The surface roughness of ground product has a normal distribution with mean of 2.5 µm and…

A: Each hypothesis test has two errors, they are type 1 and type 2 error. Type 1 error is reject the…

Q: Question 1 (a) Manufactured articles are packed in boxes each containing 200 articles, and on…

A: Given that: n = 200 p = 0.015 Box containing 4 or more defective items is said to be substandard.

Q: The number of credits being taken by a sample of 13 full-time college students are listed below.…

A: Given that  Number of data values (n) = 13 The data values are  8 , 10 ,11 , 11 , 8 , 9 , 7 , 7 , 7…

Q: The average amount of money spent for lunch per person in the college cafeteria is $5.82 and the…

A: GivenMean(μ)=5.82standard deviation(σ)=2.5sample size(n)=46

Q: The number of credits being taken by a sample of 13 full-time college students are listed below.…

A: Solution

Q: The FBI wants to determine the effectiveness of their 10 most wanted list. To do so, they need to…

A: The following information has been given: The sample size is n=531. The number of people captured is…

Q: 24. Refer to the P-value in the f-procedures tool output or calculate the confidence interval for p,…

A: Given that, p^=0.52n=1000se(p^) = 0.0158p-value = 0.2055

Q: c) What is the meaning of the standard deviation in relation to the data? (A 1) d) Describe how the…

A: The given data indicates the heights of students. Mean is the average of the data. It is the sum of…

Q: The average amount of money spent for lunch per person in the college cafeteria is $7.33 and the…

A: GivenMean(μ)=7.33standard deviation(σ)=2.2sample size(n)=13

Q: s. What is Bill Johnson's monthly electricity consumption?

A:

Q: Determine whether the following statement is true or false. If it is false, rewrite it as a true…

A: Outlier: The outlier is an observation which is very far from the other observations.

Q: Based on a​ survey, assume that 28​% of consumers are comfortable having drones deliver their…

A: Given : Proportion of consumers are comfortable having drones deliver their purchases= 28%=0.28 Four…

Q: is the distribution of X? X-U(O ✓60 the sampling distribution is O O e that 40 classes are clocked.…

A: μx¯=30σx¯=2.7386

Q: During one year, the numbers of motorcycle accidents in a certain country were tabulated by day of…

A: The answer is attached below,

Q: Jamaica Auto Service is a popular place for car service. It is also known that the mean time taken…

A: From the provided information, Mean (µ) = 15 Standard deviation (σ) = 2.5

Q: Mario is in a fantasy football league. His team is ranked fifth out of 55 teams. No team is (L-0.5E)…

A: Percentile is a measure of location. It divide the data set into 100 equal parts, with 99 points.…

Q: A random sample of 56 students was selected, and they were asked the number of pairs of shoes they…

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Q: Suppose that X is a random variable with E(X)=10, Var(X)=2. Using Chebyshev inequality, estimate the…

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Q: Here's a table with average monthly price of a stock from Jan 2021-July 2021. Month Price Jan 29000…

A:

Q: The FBI wants to determine the effectiveness of their 10 most wanted list. To do so, they need to…

A: The following information has been provided: The sample size is n=531. The number of occurrences…

Q: If X represents a random variable coming from a normal distribution and P(X 6.5) = 0.59. True O…

A: It is given that P(X<6.5)=0.41.

Q: Approximate the sample mean for the following frequency distribution. Data Frequency 35-38 1 39-42 3…

A: Data Frequency (f)  mid-values (x)  f.x 35-38 1 36.5 36.5 39-42 3 40.5 121.5 43-46 4 44.5…

Q: c) A researcher wishes to claim that the average final examination mark of Manufacturing Technology…

A:

Q: 20. A team at a factory would like to monitor the number of defects in a TV screen. Twenty-five…

A: A team at a factory monitors the number of defects in a TV screen.

Q: Identify the sample space of the probability experiment and determine the number of outcomes in the…

A: The experiment is randomly choosing a number from the odd numbers between 20 and 30.

Q: The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range,…

A:

Q: 1) Let X be a discrete random variable with the following PMF 0.1 for x = 0.2 0.2 for x = 0.4 0.2…

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

Q: The accompanying data represent the miles per gallon of a random sample of cars with a…

A: "Since you have a posted a question with multiple sub-parts, we'll solve the first three, to get the…

Q: There are three car mechanics have been hired in Ahmad Workshop. Each has different expertise that…

A: The following solution is provided below:

Q: below Private nonprofit four-year colleges charge, on average, $27,987 per year in tuition and fees.…

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Q: A. Directions: Analyze, interpret and make conclusion out of the given data. The mean and standard…

A: Given data: Measures Department A Department B Department C Mean  8.15 8.29 8.04 Standard…

Q: According to a study done by UCB students, the height for Martian adult males is normally…

A:

Q: (b) What does the scatter diagram developed in part (a) indicate about the relationship between the…

A: The following information has been given: x ( line speed) y (number of defective parts found)…

Q: A simple random sample of size n is drawn from a population that is known to be normally…

A: From the provided information, Sample size (n) = 20 Sample variance (s2) = 12.2 Confidence level =…

Q: Question 4 Consider the following data set [2, 5, 5, 6, 7, 8, 8, 8, 13]. What is the mean?  A. 8…

A:

Q: In a regression analysis involving 30 observations, the following estimated regression equation was…

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

Q: A predator-prey interaction is described by the Lotka-Volterra model x'= -0.3x + 0.04xy y' =…

A:

Q: 1. a. Two fair dice are rolled at once. Let X denote the difference in the number of dots that…

A: Given : Two dice have been thrown  X denote the difference between the dots shows in the top of two…

Q: d. For the 35 people, find the probability that the average age that they learned to walk is between…

A: here given ,  Suppose the age that children learn to walk is normally distributed with mean 11…

Q: A survey of a 117 randomly selected students at 1 college show that 90 check their campus email…

A:

Q: Three samples of individual stocks traded during the calendar years 1993 and 1995, respectively,…

A: Given that: Sample 1993 stocks 1995 stocks Number of stocks examined (n) 14 42 Sample mean(%)…

Q: (a) Find the five-number summary, and (b) draw a box-and-whisker plot of the data. 4 8 8 6 2 9 8 7 9…

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Q: et x be a continuous random variable that has a normal distribution with μ = 48 and robability that…

A: The mean and standard deviation are 48 and 8, respectively.

Q: deviation of $25. If the management wants to give free gifts to at most 11.51% of the customers,…

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Q: The data were collected from a statistics class. The column head gives the variable, and each of the…

A:

Q: 1. a. Two fair dice are rolled at once. Let X denote the difference in the number of dots that…

A: A discrete random variable is a variable whose values can be obtained by counting. Though, the…

Q: A newspaper article reported that people spend a mean of 6.5 hours per day watching TV, with a…

A: The provided information is  µ=6.5 σ=1.8   P(X<x)=0.15 P(x-µσ>x-6.51.8)=0.15P(Z>1.036)=0.15…

Q: On average, indoor cats live to 14 years old with a standard deviation of 2.7 years. Suppose that…

A: