operating condition is 0.92. Calculate the reliability of the power system. oblem : Three battery cens giving 1.5 volts are connected in series to supply power to a radio. The probability of the successful operation of each cell under given

Q: In the probability distribution to the right, the random variable X represents the number of marriag...

A: Farmula used  E(X)=∑xP(X=x) 

Q: Find the percentage of measurements in the data set that fall within each of the intervals . Do thes...

A: Solution:

Q: 4. In the frequency distribution of 100 families given below the number of families corresponding to...

A:

Q: 37. The small mail-order firm Sea’s Beginning has onephone line. An average of 60 people per hour ca...

A: Customer service is a standard for customer satisfaction, which is the planning of every retailer to...

Q: runner ran a time for the 100 meter sprint of 15.0 seconds at a school where the mean time for the 1...

A:

Q: 4. In the frequency distribution of 100 families given below the number of families corresponding to...

A: Given The data is as follows: Expenditure No. of families 0-20 14 20-40 ? 40-60 27 60-80 ...

Q: A government sample survey plans to measure the total cholesterol level of an SRS of men aged 20-34....

A: Given: n=100 μ = 182 (Mean)G = 37 (standard deviation)  

Q: PC World provided ratings for the top five small-office laser printers and five-corporate laser prin...

A: Given the data that the spped for plain text printing in pages per minute (ppm) and the price of eac...

Q: 1 -20 22 11 -35 48 2 -31 51 12 34 -27 3 3 8 13 11 -16

A: Given: The data is as follows x y -20 22 -31 51 3 8 29 -16 -13 10 22 -26 -12 29 ...

Q: f you deposit $100 in an account earning 6% with monthly compounding, how much would you have in the...

A: Given : Present value (P) = $100 Monthly compound interest (i) = 6% = 0.06 Time period (t) = 5 year ...

Q: If you randomly select a card from a well-shuffled standard deck of 52 cards, determine the probabil...

A: The total number of cards is 52. The number of jack cards is 4.

Q: Example 17:1. X, X2... Xn is a random sample from a normal population N(u, 1). 1 E x?, is an unbiase...

A:

Q: Tossing A coin is tossed 5 times. Find the probability of getting exactly three(3) heads. 1. Write a...

A:

Q: A multiple-choice test has 10 questions. Each question can be answered with A, B, C, or D. How many ...

A: Ans#-  A multiple-choice test has 10 questions.             Each question can be answered with A, B,...

Q: We want to estimate the proportion of cities that have private refuse collectors. We want to estimat...

A:

Q: Answer the following questions regarding the population of Hamilton County in 2016. a. If you predic...

A: The population of year 2000, 2009 and 2015 are given as: Year Population 2000 844 2009 856 ...

Q: A sample of college students was asked how much they spent monthly on pizza. Approximate the mean fo...

A:

Q: You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. For the context...

A: There are two samples which are pre-test and post-test. The two samples follows normal distribution....

Q: The monthly income from a particular occupation is normally distributed, with a mean of 3800 dollars...

A:

Q: 11. A consumers group recently tested 100 compact fluorescent light bulbs and recorded their lifetim...

A:

Q: Population Sampling (Quadrat) is usually more effective when the population has an even dispersionCl...

A: Population sampling determines the average per grid segment and determines the population from that....

Q: Infectious Disease Commonly used vaccines for influenza are trivalent and contain only one type of i...

A: Given Age QIV group Control group 3 - 4 3.79 5.66 5 - 8 1.75 5.16

Q: Find the third quartile Q, of the list of 24 sorted values shown below. 31 32 38 40 41 43 45 45 46 4...

A: We have given that,  The data set is,  31,32,38,40,41,43,45,45,46,49,52,53,55,55,57,57,57,57,61,63,6...

Q: A desperate statistician believes that using corny stats jokes as pick-up lines will increase the nu...

A: Solution-: We find the null hypothesis of this scenario statistician should used?  

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below ...

A:

Q: A. Find the mean, variance, and standard deviation of the following probability distribution by comp...

A:

Q: please answer d) and e)

A: Poisson distribution is used to estimate the discrete random variable observation that happen with i...

Q: How many lists of length 5 can be made from the letters A, B, C, D, E, F that starts and ends in a v...

A:

Q: You are interested in whether or not two different measures of child behaviour are different. The m...

A: We have given that.   X~N( μ , ?^2 )   Z-score =( x - μ )/?   NOTE:- According to bartleby guideline...

Q: Calculate the degrees of freedom for testing whether printing speed and price are related at the a =...

A: The sample size n is 10.

Q: WRITE P IF PERMUTATION, WRITE C IF COMBINATION, WRITE FC IF FUNDAMENTAL COUNTING PRINCIPLE Forming ...

A:

Q: Consider the following probability density function f(x): f (x) 1 1 e* for 0 1).

A:

Q: Consider n ≥1 flips of a fair coin. What is the probability that the number of heads in the sequence...

A:

Q: The University is considering changing the email system that they currently use. Since there are sub...

A: Formula   Test statistic

Q: How many 5-digit numbers can be formed using the digits 0 to 9 if:                   a. repetiti...

A: (a) Repetitions are allowed: There are 10 digits in total: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. The number ...

Q: Based on the given scatter diagram, choose the correct statement. a. It is a positive correlation. ...

A: Scatterplot is a graphical representation between two variables, where each of the points of the plo...

Q: A survey of 46 people was conducted to compare their self-reported height to their actual height. Th...

A: Consider that µd is the true mean difference of self-reported height to their actual height. That, i...

Q: Suppose a life insurance company sells a $240,000 one-year term life insurance policy to a 20-year-o...

A:

Q: 51. The Pew Research Center finds that the demographic make-up of political parties is changing dras...

A: Formula : For independent event,  P(A|B) = P(A) 

Q: 25) The following bar chart for these data shows Bar Chart of Number of Cosumers 160 140 120 100 00 ...

A: Marginal distribution displays the column or row total of each categorical level.

Q: For a population with u = 34 and o = 8, what is the X value corresponding to z = -0.50?

A: We have given that.   X~N( μ , ?^2 )   μ =34 , ? =8      Z-score =( x - μ )/?   Z= -0.50

Q: 51. The Pew Research Center finds that the demographic make-up of political parties is changing dras...

A:

Q: Suppose we have a weighted or unfair six-sided die. a) Construct a probability mass function where ...

A: Note: Hi! Thank you for the question. We have helped you create a probability distribution for a die...

Q: 2. Comment on the following statement. Specifically, do you agree or disagree with it? Give reasons ...

A: Standard deviation is used to measure dispersion.

Q: A survey of 41 people was conducted to compare their self-reported height to their actual height. Th...

A: Solution: Given information: n= 41 sample size xd=1.1 Difference of sample mean sd= 0.54 Difference ...

Q: 3(a). Use the binomial probability formula for getting x successes from n binomial trials, where the...

A:

Q: bag contains 2 gold marbles, 9 silver marbles, and 26 black marbles. Someone offers to play this gam...

A:

Q: Q.4 If A has (5,6) and B has (1,2,3,4) then A is favored to win. But if A has (4, 5) and B has (1, ...

A: Given that, in a dice rolling game, if A has (5,6) and B has (1,2,3,4) then A is favored to win. But...

Q: Based on the histogram, which rule is more appropriate for describing the distribution of the RDER v...

A: Given: The data given is  N 71 MEAN 78.18851 STD DEV 63.24291 MINIMUM -19.271 MAXIMUM 25...

Q: Q. 14. From the following data relating to marks of students of B.Com. class in aclass test in stati...

A: Given The data is as follows: 35,39,25,40,52,58,70,65