Given the frequency table below of the students result in 25 point quiz. Compute its standard deviation. Class Mark Frequency 52 94 12 14 159 18 6 213 24 2
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A: 41 82 53 53 89 87 52 56 65 58 80 68 58 79 79 69 20 45 43 73 27 27 94 12
Q: 1. Given the data set which represents quiz scores in your math class: 12, 15, 16, 16, 17, 22 find…
A: Note: Hi! Thanks for posting the question. Since there are more than three sub-part questions, we…
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- The highway mileage (mpg) for a sample of 8 different models of a car company can be found below. Find the mean, median, mode, and standard deviation. Round to one decimal place as needed. Use technology.19, 22, 26, 28, 29, 31, 35, 35Mean = Median = Mode = Standard Deviation =If the mean speed for a major league fast ball is 90 miles per hour and the standard deviation is 5 miles per hour, what would the standardized score be for a pitch that is 97 miles per hour? O 0.4 4.0 1.4 O 1.0A population has a mean u = 87 and a standard deviation o = 28. Find the mean and standard deviatio sample sizen=49. =(Simplify your answer.) (Simplify your answer.) Enter your answer in each of the answer boxes. ch %3D
- Calculate the standard deviation for the following set of scores: 18, 22, 26, 22, 34, 7, 18. (Use n-1 as the denominator in your calculations.) The standard deviation for this data is: Group of answer choicesThe highway mileage (mpg) for a sample of 8 different models of a car company can be found below. Find the mean, median, mode, and standard deviation. Round to one decimal place as needed.20, 23, 26, 28, 30, 32, 34, 34 Mean = 28.4 Median = 29 Mode = 34 Standard Deviation = 5.13The ages in years of a random sample of shoppers at a gaming store are shown. Determine the range, mean, variance, and standard deviation of the sample data set 12,17,23,14,17,16,20,17,13,15
- Please give solution in correct and step by step detailed format thanku Don't give solution in image format An insurance company crashed four cars in succession at 5 miles per hour. The cost of repair for each of the four crashes was $423, $468, $403, $222 . Compute the range, sample variance, and sample standard deviation cost of repair.The highway mileage (mpg) for a sample of 8 different models of a car company can be found below. Find the mean, median, mode, and standard deviation. Round to one decimal place as needed.20, 22, 26, 27, 30, 31, 34, 34Mean = Median = Mode = Standard Deviation =Use the magnitudes (Richter scale) of the 120 earthquakes listed in the accompanying data table. Use technology to find the range, variance, and standard deviation. If another value, 8.00, is added to those listed in the data set, do the measures of variation change much? 3.30 2.77 2.80 1.96 1.69 2.54 2.43 3.44 3.92 1.58 2.87 1.63 2.56 3.95 2.50 2.44 1.82 2.19 2.44 2.99 2.92 2.35 1.98 3.06 2.78 3.86 2.95 2.07 1.86 2.36 2.37 3.46 3.45 1.54 2.54 1.49 2.22 3.06 2.27 3.20 1.96 1.91 2.40 2.95 2.61 1.49 2.16 2.33 1.91 2.70 2.92 1.80 3.66 2.69 1.43 3.60 3.13 2.56 1.54 1.41 2.83 2.85 2.20 1.68 3.18 1.38 1.73 2.37 1.15 2.35 2.46 1.81 2.01 3.00 1.94 2.42 1.85 2.24 2.35 3.22 3.97 2.10 1.48 2.31 2.31 2.62 2.55 2.20 2.77 2.46 2.69 3.57 2.84 2.75 3.26 1.74 4.72 3.23 2.36 2.00 3.83 2.41 2.88 2.67 2.32 2.80 2.80 2.40 3.41 2.34 1.49 2.41 2.45 2.50 2.73 2.44 2.78 2.65 2.68 2.43 Without the extra data value, the range is 3.573.57. (Type an integer or…
- John took 4 courses last semester: Physics, Calculus, Biology, and History. The means and standard deviations for the final exams, and John's scores are given in the table below. Convert John's scores into z-scores. Subject Mean Stand. dev. John's score John's z-score Physics 60 14 81 Calculus 70 12 94 Biology 77 10 82 History 53 16 81A researcher randomly purchases several different kits of a popular building toy. The following table shows the number of pieces in each kit in the sample. Find the mean, the median and the standard deviation of the data. Round your answer to the nearest hundredth, if necessary. 16. Building Toy Pieces 151 36 256 341 341 36 95 287 256 100 161 199
