Example 3. A survey company investigated 800 car owners and found, 65- owned Maruti car and 300 owned Hyundai car; 100 owned both cars. Is this dataa correct?

Q: A card is selected at random from an ordinary deck of playing cards. What is the probability that…

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Q: 12x²(1– x) for 0sxs1 f(x) = %3D otherwise

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Q: The mean weight of all 20-year-old women in a certain region is 130 pounds. A random sample of 50…

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Q: For numbers 15-24, consider the following. The joint pmf of X and Y are given in the table below: Y…

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Q: The Venn diagram below shows the probabilities of grade 10 students joining either basketball or…

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Q: harity draw öf opportuty Win a sponsored spot-prize. A tickets and 10 gold tickets. If a person…

A: Tickets Count Black 80 Gold 10 Total 90 A person gets a Gold ticket will draw a Spot Prize.…

Q: Researchers were interested in play types. Children in 3 age groups were compared. The researchers…

A: From the given information, the researcher is interested in play types of children in three age…

Q: 3. Below is the preference schedule for an election where the winner is determined by single runoff.…

A: Voters and choices given We have to calculate winner by using runoff method.

Q: a die is rolled once, what is the robability of getting an odd number ra 1? * D 2/3 D 1/2 D 1/6 D…

A: We have given that,  If a die are rolled then the sample space (s) is,  s = { 1, 2, 3, 4, 5, 6 } = 6…

Q: plays 22 games this season. What is the probability that he will score in exactly 10 games? O…

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Q: 7. Fit a straight line trend by the method of least squares to the following data. Year: 1989 1990…

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Q: Dr. Vitz is a professor in Engineering Statistics. She gives questions multiple choice tests. If…

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Q: Suppose that visitors to a state carnival which is open from 5 pm to 10 pm daily arrive according to…

A: Solution: From the given information, arrival of visitors follows a non-homogeneous Poisson process.…

Q: Q. 18 Explain the uses of Time Series.

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Q: A box contains 5 coins : three regular coins and two fake two-headed coin. You pick a coin at random…

A: Here given that,  Total coins are N= 5,  Regular coins are n=3  P(regular coin) = 3/5 Fake coin are…

Q: Example 19. A lamp lighter has to light 100 gas lamps. He takes 1½ minutes to go from one lamp post…

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Q: A card is drawn from 52 playing cards. If the card drawn is a diamond card, what is the probability…

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Q: 9. Fit a straight line trend by the method of least squares. Year: 1990 1991 1992 1993 1994 1995…

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Q: Estimate the value of sales for the year 1985 by using the method of least square for t nalysis.…

A: Least squares trend: Steps to construct scatter plot in Excel: Enter the Year and Sales in Excel…

Q: A target is constructed of a 10 ft diameter circular piece of plywood, on which a 2 ft diameter…

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Q: of measuring surface smoothne nal surface smoothness in code ver the region 0 < x < 4,0 < h that fay…

A: Hi! Thank you for the question, As per the honour code, we are allowed to answer three…

Q: The spinner on the right is spun. Find the probability that it is an even number or a number greater…

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Q: At an airline company, according to the records, the mean age of pilots is 36.2 years, and the…

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Q: Weekly Wages less than (Rs.) : 20 40 60 80 100 No. of workers 41 92 156 194 201 For the data given…

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Q: (b) Let the continuous random variable X has probability density function as follows, rk(x+2)2, -2…

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Q: In a county male height is normally distributed with a mean of 175 cm and a standard deviation of 6…

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Q: and you win the number of dollars shown on the ball. • Bag A contains four (4) balls in total:…

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Q: Suppose that patients to a dentist's office arrive according to a Poisson process with a rate of 5…

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Q: The probability of tails landing up when you flip a coin is 1/2 . What is the probability of getting…

A: Given,Probability of tails landing up when you flipa coin is (P(T))=12.

Q: Suppose you know the following about a population with two traits: the first has variants A or and…

A: From the given information, P(A)=0.37 P(B)=0.47 P(AB)=0.23

Q: A large normally distributed population has a mean of 502 and a standard deviation of 25. If the…

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Q: The joint PDF of X and Y is given as 0<x<y<1 (2, f(x, y) = Q. otherwise

A: Given: f(x,y)=20≤x≤y≤10otherwise

Q: In a county male height is normally distributed with a mean of 175 cm and a standard deviation of 6…

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Q: A set of numbers consists of four 4's, five 5 's, six 6's and nine 9's. What is the

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Q: A bag of M&M's has 7 red, 5 green, 8 blue, and 2 yellow M&M's. What is the probability of randomly…

A: It is given that Number of red = 7 Number of green = 5 Number of blue = 8 Number of yellow = 2 Total…

Q: Explain Rates and Ratios of Vital events.

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Q: Table Q3(a) Impact test results of a sample preparation of sisal polypropylene composite S S f S S S…

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Q: Suppose that during COVID the unemployment rate is 23% (i.e. the probability of being unemployed is…

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Q: HW Sc Part 1 of 3 points O Poir Amount of claim (to the nearest Probability The table shows claims…

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Q: Example 34. Find the mode for the following data: Marks : 1- 5 6 - 10 11 – 15 16 – 20 21 - 25 No. of…

A: Given that  Class Frequency 1 - 5 7 6 - 10 10 11 - 15 16 16 - 20 32 21 - 25 24 Mode…

Q: The extracurricular activities participated by members of the Mathematics Club at .. 'School are…

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Q: Maia picked out 4 jelly beans from a bag of jelly beans to eat Is the selection below a permutation,…

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Q: Explain crude birth rate and give. its merits and demerits.

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Q: (a) In testing a certain kind of truck tire over a rugged terrain, it is found out that 25% of the…

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Q: Weekly Wages less than (Rs.) : 20 40 60 80 100 No. of workers 41 92 156 194 201 For the data given…

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Q: Example 22. Draw the histogram for the following data : Marks 0 - 10 10 - 20 20 – 30 30 – 40 40 – 50…

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Q: 10. On a typical keyboard, there are 26 small cap letters, 26 uppercase letters, 10 decimal digits,…

A: It is asked to solve question no. 10 only. So, we will solve only that for you.

Q: The extracurricular activities participated by members of the Mathematics Club at : Cchool are shown…

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Q: 1. Find the median of the following: 100-110 110-120 Weekly wages: 90–100 60-70 70-80 80-90 No. of…

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Q: According to a monthly business report, XYZ enterprise closes 5 days each year due to typhoon. What…

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