5:33. Following is the distribution of marks in law obtained by 50 students: Marks (more than) : No. of students Calculate the median marks. If 60 per cent of the students pass this test, find the minimum markS obtained by a pass candidate. 10 20 30 40 50 50 46 3 40 20 10

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A: Solution: We find mean for given frequency distribution data

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Q: Given the following class intervals, compute for the following. Class Intervals frequency (f) 30…

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Q: 7.) Assume the annual salaries of police officers are normally distributed with a mean of $50,000…

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Q: 8 The masses of 80 castings were determined with the following results: Mass x (kg) 7:3 7.4 7-5 7-6…

A: The mean of a random variable can be found using the formula μ=∑x·f∑f, where x is the random…

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A: Given : grades from A to F in a particular course invariably is in the ratio 1:3:4:1:1 Converting…

Q: Q 03: Compute the Geometric mean for the following distribution of annual breakdowns in hours of a…

A: We want to find the geometric mean

Q: Q4: The frequency distribution of weights of 190 sorghum ear-heads is given below. Compute Harmonic…

A: Formula Used: Harmonic mean = ∑f∑fx where 'f' is the frequency,  And 'x' is the mid value x = Lower…

Q: The following table gives you the distribution of marks secured by some students in an examination :…

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Q: 1. Given the following frequency distribution, compute for the following. Class Intervals…

A: Hey, since there are multiple subparts posted, we will answer first three question. If you want…

Q: A cab company has computed its mean fare to be $33.00, with a standard deviation of $4.30. Suppose…

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A: The chi-square goodness of fit test is used to test whether the sample follows the distribution of a…

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Q: The monthly salaries of the employees at Lyman Limited follow a normal distribution with an average…

A: Given that ;  Mean= 14000 Sigma = 500 Z score = ( x - mean) / sigma

Q: 6.18 The heights of 1000 students are normally dis- tributed with a mean of 174.5 centimeters and a…

A: (a) (b)

Q: Suppose that 100 randomly selected members of the Karaoke channel were asked how much time they…

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Q: 2. Here are some of the tallest land animals in the world. Find the measures of the central tendency…

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Q: 9 J .For the given frequency distribution, calculate the standard deviation S 29-35 22-28 15-21 8-14…

A: Mean: x=∑fx∑f=110860=18.47

Q: 2. In a wood cutting process to produce rulers, the mean of rulers height is set to be equal 100 cm…

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Q: A cab company has computed its mean fare to be $34.00, with a standard deviation of $5.10. Suppose…

A: GivenMean(μ)=34.00standard deviation(σ)=5.10Empirical rule is also known as 65-95-99.7 rule68%…

Q: 6.12 The average length of steel nails is 5 centime- ters, with a standard deviation of 0.05…

A: GivenMean(μ)=5 cmsstandard deviation(σ)=0.05 cms

Q: 2 An arborist collects data on the height of mature rimu trees in the local area. Letting X be the…

A: Solution

Q: 8.48 A manufacturing firm claims that the batteries used in their electronic games will last an…

A: The Null hypothesis H0: μ = 30. The mean is not different from typical text book. Alternative…

Q: (f) The following question was investigated: If the standard deviation of the mean for the sampling…

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Q: Suppose that, for a certain exam, a teacher grades on a curve. 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6%…

A: Given that  We need to obtain A:

Q: Recent surveys have shown a decline in the percentage of U.S. households with cable TV. In one city,…

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Q: consider the two groups of scores: group c 5 12 20 20 20 20 20 22 group d 2 3 4  5 6 14 15 16…

A: Group C (X) Group D (Y) (X-xbar)^2 (y-ybar)^2 5 2 153.1406 37.51563 12 3 28.89063 26.26563 20…

Q: The data concerning height measurement for a random sample of individuals from a given population…

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Q: 14:38. The income distribution of officers of a certain company was found to follow normal…

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Q: Find the Median from the föllowi Class Interval Frequency 10 - 20 25 20-30 45 30-40 42 40 - 50 28 50…

A: From the given information, Class Interval Frequency Cumulative frequency 10-20 25 25 20-30…

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A: It is given that the mean is 21.7 and standard deviation is 1.34.

Q: 1.3 The monthly salaries of the employees at Lyman Limited follow a normal distribution with an…

A: Assume, X be the random variable representing the monthly salaries of the employees. It is mentioned…

Q: The number of days required for two suppliers to deliver orders is as follows. Supplier A:  11 10  9…

A: Given Information:-  Supplier A: 11 10 9 10 11 11 10 11 10 10 Supplier B: 8 10 13 7 10 11 10 7 15 12

Q: 2 An arborist collects data on the height of mature rimu trees in the local area. Letting X be the…

A: Given : P(x > 35) = 0.08 P(x < 25) = 0.14

Q: 4. Given the following class intervals, compute for the following: Class Intervals frequency (f)…

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Q: The distribution of a sample of 100 women of reproductive age group in a given community is given…

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Q: For the given frequency distribution, calculate the standard deviation S. Class Limit 1-7 8-14 15-21…

A: Solution: Class(1) Frequency (f)(2) Mid value (x)(3) f⋅x(4)=(2)×(3) f⋅x^2=(f⋅x)×(x)(5)=(4)×(3)…

Q: n 24. Calculate coefficient of concurrent deviation from the following data : Price to gnsi 384…

A: Introduction - Coefficient of concurrent deviations- It is a method used to find the correlation…

Q: In order to set rates, an insurance company is trying to estimate the number of sick days that full…

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Q: From a sample with n=36, the mean duration of a geyser's eruptions is 3.79 minutes and the standard…

A: Given  n=36, mu=3.79,sigma=1.19 P(1.41<X<6.17)= ?  We solve by using chebycheves theorem.

Q: on 9.32, Following is the distribution of marks obtained by 50 students in Mercantile Law. Calculate…

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Q: The number of hours study by 12 randomly selected students in a week were as follows. 40 35 30 14 17…

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Q: survey of cars on a certain stretch of highway during morning commute showed that 70% had only 1…

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Q: Find the median of the following distribution. Frequencies Class-intervals Rs. Class intervals…

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Q: (g) The following question was investigated: If the standard deviation of the mean for the sampling…

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

Q: - For the following of sample n=10 scores: 2, 3, 4, 4, 5, 5, 5, 6, 6, 7 Assume that the scores are…

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Q: 5. The distribution of male weight in the United States has a standard deviation of roughly o = 25…

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Q: .. (. l'rom the following distribution of wages locate median. Wages No. of Workers: Below 10: 10 20…

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Q: The following is the distribution of marks obtained by 109 students in a subject in nstitution. Find…

A: Using geometric mean calculator