5. Carbohydrates in Yogurt The number ofcarbohydrates (in grams) per 8-ounce serving of yogurtfor each of a random selection of brands is listed below.Estimate the true population variance and standarddeviation for the number of carbohydrates per 8-ounceserving of yogurt with 95% confidence. 56.6<³ < 236.3;7.5 << 15.417 42 41 20 39 41383315 4342 23 17 25 34

Use EXCEL Procedure for find the value of sample variance.Follow the instructions to obtain the…

Answered: 5. Carbohydrates in Yogurt The number…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A team of ten (10) construction workers who are working on a project are classified according to the skill levels, Classes A to D. The table below shows the number of workers in each of the four (4) classes and their respective hourly pay-rate. Pay-rate (Rands/hour) Number of workers Class A 80 Class B 60 Class C 55 Class D 50 4. Calculate the mean hourly pay-rate for the 10 workers. A. R24.50/hour B. R57/hour C. R57.50/hour D. R61.75/hour
Test the hypothesis that the average content of containers of a particular lubricant is 10 liters if the contents of a random sample of 10 containers are 9.7,9.7,10.3,10.3,9.8,9.8,9.7,10.5,10.4,and10.4 liters.Use a 0.10 level of significance and assume that the distribution of contents is normal.
How many caffeine drinks per day Count of how many caffeine drinks per day 3 61 2 54 4 38 1 31 0 27 5 23 6 14 7 5 8 5 10 1 2.5 1 1.5 1 9 1 Grant total 262 Calculate the mean, standard deviation, and variance for the variable “How many caffeine drinks per day”. What is the median and range “How many caffeine drinks per day” Determine the first quartile (Q1), third quartile (Q3), and interquartile range (IQR) for the variable “How many caffeine drinks per day”. Calculate the lower and upper limits using the quartile method to determine if there are any outliers for the variable “How many caffeine drinks per day”. Calculate the lower and upper limits using the standard deviation method to determine if there are any outliers for the variable “How many caffeine drinks per day”.
The table below shows the distribution of weight of a certain type of fruit. weight frequency <10 4 <15 3 <20 23 <25 54 <30 16 <35 9 <40 7 <45 4 1) Draw the histogram of the data and use it to estimate the model weight. 2) calculate mean, median and interquartile range.
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway per hour and 85 miles per hour. (Assume the data set has a bell-shaped distribution.) 70 miles per hour, with a standard deviation of 5 miles per hour. Estimate the percent of vehicles whese speeds are between 55 miles Approximately% of vehicles travel between 55 miles per hour and 85 miles per hour.
7. Assume the following normal distribution to represent the plasma cholesterol values of randomly selected individuals in mmol/L. o = 0.5 5.2 a. Convert 4.15 mmol/L to z score. b. Convert 6.55 mmol/L to z score. c. Convert 4.39 mmol/L to z score. d. What value in mmol/L corresponds to a z score of 1.38? e. What value in mmol/L corresponds to a z score of -0.44? f. Find P(X s 5.89) g. Find P(X 2 4.59) h. Find P(4.39 sX< 5.60) i. Find x such that P(X 2 x) = 0.0359 j. Find x such that P(4.98 s Xs x) = 0.6598
USA Today reported that about 20% of all people In the United States are Illiterate. Suppose you take eleven people at random off a city street. P USE SALT (a) Make a histogram showing the probability distribution of the number of illiterate people out of the eleven people in the sample. 0.30 0.30 0.25 0.25 0.20 0.20 0.15 0.15 0.10 0.10 0.05 0.05 2 3 4 5 7. 8 9 10 11 0 1 2 3 4 5 6 78 9 10 11 0.30 0.30 0.25 0.25 0.20 0.20 0.15 0.15 0.10 0.10 0.05 0.05 0. 0 1 2 3 4 5 6 7 8 9 10 11 0 1 2 3 45 6 7 8 9 10 11 (b) Find the mean and standard deviation of this probability distribution. (Round your standard deviation to two decimal places.) people people Find the expected number of people in this sample who are illiterate. people
Use the standard normal distribution table to determine the percent of data between z=1.04 and z=1.32. The percent of data between z=1.04 and z=1.32 is
3. The fill volume of an automated filling machine used for filling cans of carbonated beverage isnormally distributed. Suppose that the mean of the filling operation can be adjusted easily, but thestandard deviation remains at 0.4 fluid ounce.a. At what value should the mean be set so that 99.9% of all cans exceed 12 fluid ounces?b. At what value should the mean be set so that 99.9% of all cans exceed 12 fluid ounces if thestandard deviation can be reduced to 0.09 fluid ounce?
Let X1, X2, X3, be a r. s. from normal distribution with mean 0 and variance 1, let the prior distribution of 0 is normal with mean zeroand variance 1. Let L(6,0) = (ô - 0). Find the Bayes estimator of 0
1. Quantify the mean of the sample, median, mode, variance of the sample and standard deviation. 2. Quantify the quartiles of the first, second and last. 3. Build a table for frequency distribution. 4. Build a histogram of cumulative frequency. 5. Build a diagram of a box-plot. 6. Build a histogram of relative frequency. 7. Quantify the kurtosis skewness and excessive.
The contents (in ml) of a sample of 18 bottles of locally distributed premium essential oils are given. 0.68, 1.29, 0.93, 1.02, 0.74, 1.43, 1.29, 1.20, 0.68, 1.46, 1.33, 1.14, 1.33, 1.46, 0.74 1.33, 1.02, 0.93. The midrange isA. 1.055B. 1.070C. 1.100D. 1.14

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