Find the mean from its definition. That is, find the sum of the six observations and divide by 6.The mean of this definition is 5.6+5.2+4.6+4.9+5.7+6.6

Q: The marks of 8 students out of 50 are given below, find out the arithmetic mean from the given data.…

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Q: If the formula X= -x, is used to find the mean of the following sample, what is the value of n? 2,…

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Q: The mean of a sample is 40. What will the mean become if a) 9 points are added to each score? b) 18…

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Q: A small warehouse employs a supervisor at $1350 a week, an inventory manager at $770 a week, six…

A: Given 1.supervisor=$1350 2. inventory manager=$770 3.six stock boys=$420 4.four drivers=$520

Q: LeBron James' scores in the last 2018 NBA finals are as follows: 35 46 31 44 29 42 17 27 35. What is…

A: Given dataset is : 35,46,31,44,29,42,17,27,35

Q: core formula, z=x−μ/σ, and the information below to find the mean, μ. Round your answer to one…

A: The formula of z score is:

Q: One sample with n = 4 scores has a mean of M = 12, and a second sample with n = 6 scores has a mean…

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Q: For a 10 point quiz, the professor recorded the following scores for 8 students: 7, 8, 3, 9, 10, 6,…

A: From the above data The correct option of mean is  7.0

Q: 8. Given the following set of data: 15, 13,9,9,7, 1, 11, 10, 13, 1, 13 8a. Find the Mean Your answer

A: The mean of set of data  is also called arithmetic mean .The arithmetic mean of a set of data is the…

Q: Larry is a 62% free-throw shooter, that is to say that anytime Larry attempts a free-throw, there is…

A: Given data, p=62% =0.62 n=70   Mean=?

Q: Given the interval estimate for the mean (9.4, 11), the point estimate for the mean is and the…

A: The confidence interval is (9.4, 11).

Q: . A population has a mean of μ = 40. a. If 5 points were added to every score, what would be the…

A: Given that population mean is given by 40

Q: Refer to Table 2. The mean is O 8 O 5 O 7 O 6

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Q: If the formula X=-x, is used to find the mean of the following sample, what is the value of n? 51,…

A: We have given that  The data are 51,37,83,44,52,19,99,7,36

Q: The table below shows a stem-and-leaf diagram for the test scores of students in Liberal Arts Math.…

A: Note: Hey there! Thank you for the question. As you have posted a question with multiple sub-parts,…

Q: Which of the following descriptions refers to ‘Median’?

A: Median is the middle value which divide the data into two equal parts.

Q: find the mean for the following set of scores 2 7 9 4 5 3 0 6

A: The formula for calculating the mean is, The sum of  set of scores is,

Q: The number of credits registered by a group of students as follows. a. Find the mean and the median.…

A: Given information- a) We have given 5 data set. 15 19 14 17 16 15 Here I am using excel for…

Q: If you have been told that the 90% CI for the population mean is ( 20.082, 173.478) what is the…

A: The formula of the margin of error is, Where, UCL denotes the upper control limit   LCL denotes the…

Q: 2. The instructor claims that her student's mean score for the Final Term Examination is not lower…

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Q: he margin of error for a 90% CI for a mean, when the sample size is 12, the sample average is 52,…

A: As the population standard deviation is known, we will use t distribution. Degrees of freedom =…

Q: The average ( arithmetic mean) of 6,19, and x is 19. What is the value of x?

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Q: Find the mean of the quiz scores in the table to the right. Value Frequency 6 7 13 2 15 3 ..... The…

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Q: On a certain exam, Tony corrected 10 papers and found the mean for his group to be 75. Alice…

A: Given: Tony corrected 10 papers and mean for his group is 75 and Alice corrected the remaining 20…

Q: Given x = 0, 1, 2, 3, 4, 5 how is the mean 1.5? Shouldn't the mean of x be 2.5?

A: Measures of Central Tendency: A measure of central tendency represents the central value or typical…

Q: b. Find the mean of these values assuming the first five values are each worth 10% and the last…

A: Given:  First 5 values of worth 10% and last value of 50% worth. Values given: 2, 6, 10, 14, 20, 32…

Q: If the mean of 50 scores is exactly 5 and they must be 4, 5 or 6, what are the scores? O all 5's O…

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Q: 47 Find out Ginni's mean difference from the following items :- 22, 24, 26, 28, 30.

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Q: In a 100- item test, the score of Student C is 1/2 SD above the mean. Mean is 50 and SD is 4.8. What…

A: 13. The mean is 50 and standard deviation is 4.8.

Q: (a) If the standard error of the mean is 10 for N = 12, what is the standard error of the mean for N…

A: The standard error of the sampling distribution of the sample means is given as follows:

Q: The array below represents the number of vitamin supplements sold by a health food store in a sample…

A: Given data is ,26, 34,38,19,20,19,35,22,25,41,20,33,27,30,36,23,20 sample size(n)=17

Q: Q2/A- Find the arithmetic mean, median and mode for the following data: 8 10 · 8 · 2 . 4 14 · 4 . 10…

A: Given data is x=8,10,8,2,4,14,4,10,8,12 we have to find the mean, median, and mode for given data.

Q: Find the mean of the following data. 19, 22, 20, 16, 25, 23, 17, 18 O None of these O 28 O 22 O 20

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Q: To find the mean, you take the sum of all the survey responses and then divide by what? Additional…

A: Here given,  The table shows the mean commute time (in minutes) by state for workers at least 16…

Q: The mean score in statistics of 50 students in a class was 72 and that of the 15 girls was 65. Find…

A: Mean score in statistics of 50 students in a class was 72 and that of the 15 girls was 65.Find the…

Q: What is the mean? 10 12 14 16 16 16 16 16 21 25 27 39

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Q: The efficiency expert at a computer company tested 40 engineers to estimate the average time it…

A: Given,sample size(n)=40sample mean(x¯)=12.73standard deviation(s)=2.06degrees of…

Q: If on an average, 6 ships out of 10 arrive safely, find the Mean and the S.D of the number of ships…

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Q: Consider the data set: 4, 5, 5, 5, 6, 6, 8, 9, 11, 12 What would happen to the mean if another data…

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Q: answer this with solution:   The mean monthly salary of 26 male employees is 35,500 while that of…

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Q: Suppose the gasoline taxes (in cents per gallon) are given for the following 5 states: 46, 34.6,…

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Q: After every score in a sample is multiplied by 4, the mean is calculated and found to be M=24. What…

A: Here we need to find the original mean. It is given that every score in the sample is multiplied by…

Q: Finish the statement, "When the sample stze is only a small fraction of the popuation (under 10%),…

A: Sample size is small fraction of the population. The sample size never too small and never too large…

Q: Find Geometric mean from the following distribution : х%3D4, 5, 6, 7, 8, 9. f= 2, 3, 4, 3, 2, 1.

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Q: A pollster wants to know the average income of those who supported John McCain for president. He…

A: Here the sample data is collected and the mean is calculated from it. Hence we have calculated the…

Q: Which of the following would be an unacceptable level for a Type 2 error in a study?     .80…

A: We have to choose Which of the following would be an unacceptable level for a Type 2 error in a…

Q: The Minnesota Twins have scored the following number of runs: 4, 3, 2, 2, 2, 12, O, 3, 4, 1. Find…

A: In this question find out the mean of the given data. Mean=sum of the number of the terms/ total…

Q: Q2. The 30% trimmed mean of the following data (120, 150, 170, 177, 178, 181, 198, 250, 450, 955)…

A: Trimmed Mean : Trimmed mean is the value calculated by omitting the specified % of largest values…

Q: The sample mean is obtained by dividing the sum of all sampled values divided by On-1 On-3 On-2 On-0

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Q: Given a scenario where n=100 and p=0.8, find the mean.

A: In this case the sample size is n = 100 and p = 0.8.

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.