Find the mean and standard deviation for the individualized instruction scores.Scores Individualized Instruction50 - 59260 698.70 - 79980 - 891190 999.Mean =%3D(Round to the nearest hundredth.)

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Answered: Find the mean and standard deviation…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the histogram. Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. Click the icon to view the histogram. Complete the table. Round values to the nearest tenth as needed. Graph/chart f Midpoint x xf 70.5 Ay 30- 92.5 26 25- 114.5 136.5 20- 158.5 15- 12 Ef = Exf = 10- Find the mean of the data set. 5- X = (Round to the nearest tenth as needed.) 48.5 70.5 92.5 114.5 136.5 158.5 Complete the table. Round values to the nearest tenth as needed. Midpoint x (x-x)? (x-x)?f X-X 70.5 Print Done 92.5 114.5 136.5 158.5 (x-x)?r= ] of
Weighted Mean A student of the author earned grades of 63, 91, 88, 84, and 79 on her five regular statistics tests. She earned grades of 86 on the final exam and 90 on her class projects. Her combined homework grade was 70. The five regular tests count for 60% of the final grade, the final exam counts for 10%, the project counts for 15%, and homework counts for 15%. What is her weighted mean grade? What letter grade did she earn (A, B, C, D, or F)? Assume that a mean of 90 or above is an A, a mean of 80 to 89 is a B, and so on.
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Find the mean for the recorded exam scores (in points) from a statistics exam. Round the answer to one decimal place. 36 34 92 60 55 79 74 30 Mean = 21 39 11 64 88 67 53
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homework #19
Find the mean, median, and mode of the set of values. Age (years) 12 Frequency 5 13 9 14 10 15 11 16 7 17 7 18 4
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We are going to calculate the mean, median, and mode for two sets of data. Please show your answer to one decimal place if necessary. Here is the first data set. 68 71 38 27 51 47 40 66 38 97 69 a. what is the mean (T) of this data set? b. What is the median of this data set? c. What is the mode of this data set? Here is the second data set. 97 71 80 29 71 55 d. What is the mean (T) of this data set? e. What is the median of this data set? f. What is the mode of this data set? 44 76 68 56
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Find the mean and standard deviation for the individualized instruction scores. Scores Individualized Instruction 50 - 59 2 60 69 8. 70 - 79 9 80 - 89 11 90 99 9. Mean = (Round to the nearest hundredth.)