The following is a frequency distribution of an entrance examination.             Class interval                        Frequency                45-49                                      6                50-54                                      4                55-59                                      5                60-64                                     12                65-69                                     17                70-74                                      8                75-79                                      3   Complete the table above of the necessary and applicable column and by using the table

Q: a. Find the mean of the data summarized in the given frequency distribution. Compare the computed…

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Q: Q.: For the data given in the following frequency distribution table, compute if the nearest error…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: For the following, the data set has a mean of μ=100 and a standard deviation of σ=20. Find the…

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Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: Given Mean=$1.573 Standard deviation=$1.105

Q: Find the mean and standard deviation of the frequency distribution X. 2 3 4 5 6 F. 3 4 2 2 1 (Round…

A: Given: The value of X and the frequency value is given in the below table.  X 2 3 4 5 6…

Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

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Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: Calculation of population mean for the given data: Tax Rate Frequency (f) Midpoint (m) f*m 0.00…

Q: ssume the samples are random and​ independent, the populations are normally​ distributed, and the…

A: Given data, Group size 35 Group size 65 Group size 24/24F 91 91 79 101 144 84 109 177 126…

Q: x = the number of days per week that 100 clients use a particular exercise facility. x Frequency 03…

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Q: O Find the Median and Mean Deviation of the following data. Also calculate coefficient of M.D. Size…

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Q: Find the mean of the data summarized in the given frequency distribution. Compare the computed mean…

A: Given that, The actual mean is 52.7 degrees

Q: The amount of annual snowfall in a certain mountain range is normally distributed with a mean of 70…

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Q: [5] The ages of residents in Calvin City are given in the following frequency distribution. Consider…

A: The mean is given by: The standard deviation of population is given by:

Q: Example1: Use the frequency distribution of masses in below to find the Mean deviation (M.D),…

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Q: Q.NO.2: Compute quartile deviation and coefficient of variation Scores 50-59 60-69 70-79 80-89 90-99…

A: Solution : Given data is Scores 50-59 60-69 70-79 80-89 90-99 No. of applicant 7 12 15 4 2…

Q: Find the mean of the data summarized in the given frequency distribution. Compare the computed mean…

A: These are the inclusive type classes first we will change them to exclusive class intervals by…

Q: 10. The average annual cost to attend a public college takes a third of the annual income of a…

A: In statistical inference, there are two types of estimation,  Point estimation and Interval…

Q: I: The following is a frequency distribution of an entrance examination.             Class interval…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: Given data isMean(μ)=1.665standard deviation(σ)=1.048 Tax Rate Frequency 0.00-0.49 6…

Q: QI For the next frequency table, if (X =28.5) the Standard deviation (S) is : * Xi 15 19 23 27 31 35…

A: The mean is given as 28.5. The following table gives the squared deviations from the mean value.

Q: nd the mean of the data summarized in the given frequency distribution. Compare the computed mean to…

A: The midpoint is, Speed Frequency midpoint fx 42-45 21 42+45/2=43.5 913.5 46-49 13 47.5 617.5…

Q: he frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: By using frequency distribution approximate population mean and population standard deviation.

Q: 23. For the data in the following sample: 1, 1, 9, 1 a. Find the SS, variance, and standard…

A: (a) The sample scores are 1, 1, 9, and 1. The formula of sample mean is, M=∑xin The formula of Sum…

Q: Here are openness to experience scores for samples of young individuals. A. Create a frequency…

A: Given : Experience scores for samples of 10 young individuals - 6, 4, 5, 3, 5, 2, 1, 0, 9, 5. The…

Q: Q1. The following table gives the frequency distribution of expenditure on food per family per month…

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

Q: d the mean of the data summarized in the given frequency distribution. Compare the computed mean to…

A: Solution: Class(1) Frequency (f)(2) Mid value (x)(3) f⋅x(4)=(2)×(3) 40-44 2 42 84 45-49 4 47…

Q: Find the mean and standard deviation of the frequency distribution.   .....   x f 2 3 3 5 4 4 5 0 6…

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Q: a) From the value given in Table 1, determine the following question. Table 1 No Xn 1 98 2 101 3 105…

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Q: ame. University on morning breakfast: Expenditure (in Rs.) 19. The following table shows the monthly…

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Q: 3) Consider the following frequency table: Data Frequency Relative frequency Cumulative relative…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Q: Q.No.3. Following is given the frequency distribution of 280 workers of a factory according to their…

A: Mean Absolute Deviation: Mean absolute deviation is defined as average of absolute deviation is…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: From the given information, the readings on the thermometers are normally distributed with a mean 0…

Q: 19. Shown here is a frequency distribution for the number of inches of rain received in 1 year in…

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Q: Q1. The following table gives the frequency distribution of expenditure on food per family per month…

A: The given data is appropriate for measures of central tendency and measures of dispersion.

Q: 4. A fisherman catches 200 fish to sell. He measures the lengths, I cm of these fish, and the…

A: Given: A fisherman catches 200 fish to sell. He measures the lengths, l cm of these fish.

Q: Assume the data set described is normally distributed with the given mean and standard deviation,…

A: Given, μ = -14.3σ = 1.7n = 140    To find, P (-17.7 < X < -10.9) = ?

Q: C. A sample of ages and weights of five women members of an aerobics class showed their weights and…

A: Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you…

Q: 4. The observed ages of a group of interns at a local hospital were: {34, 37, 30, 27, 29,36, 38}.…

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Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: Given, Tax Rates Frequency 0.00-0.49 7 0.50-0.99 15 1.00-1.49 8 1.50-1.99 8 2.00-2.49…

Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: Here actual mean = 1.502 Actual standard deviation = 1.031 We have to calculate population mean and…

Q: Comment briefly on the following statements : (i) A computer obtained the standard deviation of 20…

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

Q: 1. Prove the following statements: a) The standard deviation is zero if all the observations have…

A: We want to prove  a) The standard deviation is zero if all the observations have some constant…

Q: The z-score for the sampling distribution is given by z = Suppose the population mean amount of…

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Q: Q.: For the data given in the following frequency distribution table, compute if the nearest error…

A: Disclaimer: “Since you have posted a question with multiple sub-parts, we will solve first three…

Q: 10 points Q/ In the vehicle speed test, the results are given in the table below: Find 1. Arithmetic…

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Q: 1. The distance travelled (in kilometres) by a courier service motorcycle on 40 trips were recorded…

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Q: 2. For the following frequency table find the mean by: (i) Direct Method (ii) Short-cut Method (iii)…

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Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: We have given frequency distribution table and we have to calculate it's mean and SD and then…

Q: Q.NO.1: a) For the following calculate mean deviation using median. Height No. of Boys 55 56 57 58…

A: Step 1:  We have to find the mean deviation from median. for that we have to find median by drawing…

Q: 5. A medical researcher wants to determine how the dosage (in mg) of a drug affects the heart rate…

A: We have to find the following-