Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. (f-x) 65-71 30 72-78 39 n(n -1 58-64 51-57 4 44-50 30-36 2 37-43 4 Interval Frequency

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

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Q: Consider the partial data set in the table represent online hours spend shopping by age and income.…

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Q: The weights for a group of​ 18-month-old girls are normally distributed with a mean of 24.8 pounds…

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Q: On a standardized exam, the scores are normally distributed with a mean of 76 and a standard…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: For the given data Standard deviation = ? For the statement given select the correct choice

Q: The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the…

A: The complete table is, Frequency(f) Midpoint(x) xf 2 70.5 141 13 92.5 1,202.5 24 114.5…

Q: C. Mean for this distribution of sample mean Hz=( 81.0 +75.0 + 77.5 + 79.0 + 76.0 + 78.5 + 80.0 +…

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Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table given…

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Q: The length of pregnancies are normally distributed with a mean of 266 days and a standard deviation…

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Q: The weights for a group of 18-month-old girls are normally distributed with a mean of 24.7 pounds…

A: Mean = 24.7Standard deviation = 2.8Raw score = 29.3

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table given…

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Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: Data represents the frequency distribution with their class intervals.  Solution: Class(1)…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: Given data : classes Frequency 30-39 1 40-49 3 50-59 8 60-69 3 70-79 15 80-89…

Q: A radio station claims that the amount of advertising per hour of broadcast time has an average of…

A: We have given the following information provided Standard deviation = 2.2 Raw score (X) = 16

Q: given table to find the percentage of people with readings above 70. 122 And a standard deviation of…

A: Given that : μ = 122 ? = 18 By using standard normal distribution we find P(x > 70 ) = ????

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: For the given,  grouped frequency distribution table, we need to find the standard deviation and…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

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Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: by using given data; Class(Interval) Frequency (f) Mid value (x) f⋅x f⋅(x^2) 30-39 2 34.5 69…

Q: Assume that the red blood cell counts of women are normally distributed with a mean of 4.577 million…

A: Let x be the red blood cell counts of women which follows normal distribution with mean 4.577…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table given…

A: The question is about freq. dist. Given : Std. deviation of original data values = 9 To find : 1 )…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: We have given the frequency distribution and we need to find out standard deviation.

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: We have given that data.  I want to find standard deviation.  Mean = sum of all observations/total…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

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Q: Find the value that is one standard deviation below the mean. (Round your answer to one decimal…

A: Given data,     29,30,37,40,58,67,68,69,76,81,84,95,96,96,99,106,112,127, 145,150          Mean…

Q: The data below gives the weights of babies (in ounces) born preterm and full-term at a local…

A: The provided pre-term weights are: 70, 74, 52, 58, 48 And the provided full-term weights are: 143,…

Q: Find the standard​ deviation, s, of sample data summarized in the frequency distribution table below…

A: Interval Frequency Midpoint (x) x2 f*x f*x2 30​-36 2 33 1089 66 2178 37​-43 2 40 1600 80 3200…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table given…

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Q: Complete the table and compute for the population mean, population variance, population standard…

A: Given - IQ of 8 students - 80 ,128 , 95 , 114 , 125 , 130 , 107 , 100 Population size, N = 8…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: In grouped data observations are clustered together to groups. The grouped data basically include…

Q: The scores of the students are normally distributed with a mean of 85 and a standard deviation of 4.…

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Q: Find the standard​ deviation, s, of sample data summarized in the frequency distribution table below…

A: Interval Frequency(f) Mid-point(x) f*x f*x2 20-29 1 24.5 24.5 600.25 30-39 1 34.5 34.5 1190.25…

Q: For the following table displays the heights (in inches) of students enrolled in an elementary…

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Q: Assume that z scores are normally distributed with a mean of 0 and a standard deviation of 1. If…

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Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table given…

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Q: scores of the students are normally distributed with a mean of 85 and a standard deviation of 4.…

A: Given that.   X~N( μ , ?^2 )   μ= 85    , ?=4   , X=72   Z-score =( x - μ )/?

Q: The frequency table of the monthly salaries of 30 people is shown below. salary(in $)…

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Q: Refer to the frequency distribution and find the standard deviation by using the formula Blood…

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Q: The amount of annual snowfall in a certain mountain range is normally distributed with a mean of 75…

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Q: Find the z-score for the value 51, when the mean is 65 and the standard deviation is 8, rounding to…

A: Solution: Let X be the random variable. From the given information, µ=65 and σ=8.

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

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Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

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Q: The monthly expenditures on grocery shopping for all households in a town has a mean of $300 and a…

A: According to the given information, we have Mean = 300 Standard deviation = 50

Q: The table below displays the average temperature (in degrees Celsius) in July in a city in Canada…

A: Given Year 2014 2015 2016 2017 2018 Ave Temp 25.2 24.0 27.7 25.3 25.5

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: Given data is Interval Frequency 30-36 1 37-43 4 44-50 4 51-57 2 58-64 13 65-71 31…

Q: find the standard deviation based on the following given where you have three states: good, average…

A: Given data can be represented as: Levels Rs (x) P(x) Good 0.2 0.3 Average 0.15 0.5 Poor…

Q: Summary statistics for the number of campsites at public parks in a large western state are as…

A: Inter Quartile Range: It is a measure of statistical dispersion. It is also called as mid-spread. It…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A: In grouped data, observations are clustered together to groups. The grouped data will display the…

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table given…

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Q: By studying the standard deviation fomula, given below, explain why the standard deviation of a set…

A: Option (C) The values of x-x is always greater than  or equal to 0. This is the correct answer…