Records kept by the chief dietitian at the university cafeteria over a 30-period show the following weekly consumption of milk (in gallons).Milk20020521021522022523023524063Weeks33(a) Find the average number of gallons of milk consumed per week in the cafeteria. (Round your answer to the nearest whole number.)gal(b) Let the random variable X denote the number of gallons of milk consumed in a week at the cafeteria. Find the probability distribution of the random variable X. (Round your answers to three decimalplaces.)Milk205215235200210220225230240Р(X — х)Compute E(X), the expected value of X. (Round your answer to the nearest whole number.)E(X) =gal

a) We will use the formula of mean grouped data

Answered: Records kept by the chief dietitian at…

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 trade volume of a stock is the number of shares traded on a given day. The data in the first accompanying table, in millions (so that 6.16 represents 6,160,000 shares traded), represent the volume of a PepsiCo stock traded for a random sample of 38 trading days in 2018. A second random sample of 38 days in 2018 resulted in the data in the second accompanying table. Complete parts (a) through (d). EX Click here to view the data for sample 1. Click here to view the data for sample 2. Click here to view the table of critical t-values. .... (a) Use the data from sample 1 to compute a point estimate for the population mean number of shares traded per day in 2018. A point estimate for the population mean number of PepsiCo shares traded per day in 2018 is (Round to two decimal places as needed.) million. Sample 1 Volumes (millions 6.16 4.98 5.55 4.28 7.28 6.39 4.02 6.69 5.32 5.05 4.95 3.25 4.92 4.41 4.97 5.07 4.80 6.92 4.16 Sample 1 7.54 8.88 7.56 6.10 4.00 6.22 4.64 6.96 6.71 2.37 4.84…
Customers using a self-service soda dispenser take an average of 16 ounces of soda with an SD of 4 ounces. Assume that the amount would be normally distributed. What is the chance that four randomly selected customer takes an average of more than 14 ounces of soda? Write your answer below in 4 decimal places. Answer:
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