How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 0, which are divisible by 5 and none of the digits is repeated?

Q: Find k such that P(k< T < 2.947) = 0.845 when T~t15

A: In this case, the random variable T follows t distribution with degrees of freedom of 15.

Q: mean lifetime of 12.05 holes drilled when drilling a low-carbon steel. Assume the population…

A: We have given that,  Sample mean (x̄) = 12.05, population standard deviation (σ) = 6.56 and sample…

Q: Time in surgery: Records at a hospital show that a certain surgical procedure takes an average of…

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Q: -Assuming equal sample size (m = n) and A' = -0.25, what should e sizes be if we want to detect such…

A: Given information: Denote the population proportion as p. The confidence level is (1–α) = 90%. From…

Q: Let Y, and Y, have the joint probability density function given by f(y1, Y2) = - {k(1 - y2), 0 sy1…

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Q: Find the 54th percentile, P54, from the following data 13 18 21 2 22 23 28 29 31 32 34 35 36 37 39…

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Q: Which of the following situations illustrates combination?

A: Combination is one of the fundamental counting principles.

Q: 1. Ten competitas in a beauty contest are ranked by three judges in the following order. First…

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Q: A random sample of n measurements was selected from a population with standard deviation o = 10.9…

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Q: Pizza House offers 2 different salads, 5 different kinds of pizza, and 3 different desserts. How…

A: From the provided information, Pizza house offers 2 different salads, 5 different kinds of pizza and…

Q: Use the formula for „P, to solve the following question. A club with twelve members is to choose…

A: Given that  Total member=12 3 member choose

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: lifetime of the battery? What is the p-value? Choose the correct statement out of the following:…

A: We have given that  Population mean = 40 Sample mean = 40.9 Population standard deviation = 4 Sample…

Q: 31 Find the z values for each of the following x values for a normal distribution with mean = 30 and…

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Q: Study the group of tests administered to a class where Mark belongs, then answer the questions that…

A: Given : Subject  Mean Standard deviation Mark's Raw score Math 56 10 43 Physics 55 9.5 51…

Q: Estimate the probability of the event. Of 1936 people who came into a blood bank to give blood,…

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Q: 3. 0.88 4. z = -1.66 5. z = -1.18

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Q: An ice cream shop offers 4 different flavors. It also offers a choice of 3 different cones, and a…

A: Given: 4 different flavors 3 different cones 3 different sprinkles here we use combination formula:…

Q: pard and named some pc red 30 rays in all and the

A: here teacher drew a number line on the board and named n points it. then we have (n-1) points didn't…

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: 31 An instructor gives an exam with ten questions. Students are allowed to choose any 5 to answer.…

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Q: A population consists of the following values 2, 4, 6, 8 and 10. List down all the possible samples…

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

Q: 3. From the people over 21 years in a certain district, one person is to be selected at random to…

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Q: A huge pencil bag contains 40 pencils of two different shades, 4B and 6B. Initially, there are x…

A: In the bag, there are 40 pencils of two different shades, 4B and 6B. Let x be the number of 6B…

Q: confidence inferval for the actual percentage of students who want to pursue a college course.…

A: here from given  n = sample size  = 600 x= no of student expressed interest to purchase a college…

Q: A large rank contains 100 gal of brine in which 10 ib of salt is dissolved, Brine containing 0.2 Ib…

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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…

A: Given that.   X~N( μ , ?^2 )   μ=175   , ?=6   Z-score =( x - μ )/?

Q: Draw a rectangular dia lowing information. Example Factor A Factor B Particulars Rs 10 Price per…

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Q: You flip a fair coin n times and calculate the relative frequency probability of heads as  number of…

A: here use basic of rule of large number

Q: Let X and X1, X2, ... be random variables. Then |Xn – X| 1+|X, – X| X, 4 X as n →∞ → E 0 as n → 0.

A: Solution: From the given information, X and X1, X2 …be random variables.

Q: The Association reports that among individuals in the 48 to 55 age, 45% drink coffee. If 200 people…

A: let X: number of coffee drinkers…

Q: Given a mean and standard deviation of the base 10 logarithms of −0.43 and 0.12, respectively, find…

A: The intensity of rainfall is a measure of the amount of rain that falls over time. Let a random…

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

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Q: Eхатple 4 Locate the mode graphically for the given frequency distribution. С. I. : 10-20 40-50…

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Q: The owner of a stereo store wants to advertise that he has many different sound How many different…

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Q: How many different 5-letter words can be made a. if the first letter must be C, Z, T, or L and no…

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Q: If a coin is flippedn times, the probability of getting heads k times I Select] the probability of…

A: When a coin is tossed or a die is rolled multiple times, it's called the repeated trial. This is…

Q: 2. Calculate the quartile deviation and its co-efficient from the following data, С. .: 10-15 15-20…

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Q: Explain the Central Mortality Rate.

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Q: What is the probability that from 100 the number of profitable will be between 68 and 75…

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Q: The probability that either A or B occurs is the sum of their probabilities decreased by the…

A: here use basic probability Rule

Q: What are the objectives behind the analysis of seasonal variations in a time series ?

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Q: Two coins are tossed. Find the probability of tossing each of the following events: 1. One head and…

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Q: is the probability that a randomly selected student is from Luzon, given that the student will go…

A: Here AS PER NOTE GIVEN I HAVE CALCULATED Q.9

Q: The weight of male athletes is normally distributed with a mean of 95 kg and a standard deviation of…

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Q: 2. How many distinct permutations can be formed from all the letters of the word THREE?

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Q: An economist would like to estimate the mean amount of money that a family spends to within $45. If…

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Q: What are the objectives behind the analysis of seasonal variations in a time series ?

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Q: Determine the probability of selecting a student who: 1. does not speak English? 2. speaks Korean…

A: For the given data draw venn diagram and find the probabilities

Q: Determine mode graphically and verify this value with actual calculations. Profits (Rs) No. of shops…

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