QUESTION 3 In the manufacturing of a commercial carpet, several defects occur at random on the carpet design at an average of 0.6 per 20m² area. Find the probability that there are, a) no defect in a randomly selected 20m² area of the carpet. b) TWO (2) defects in a randomly selected 30m² area of the carpet.
QUESTION 3 In the manufacturing of a commercial carpet, several defects occur at random on the carpet design at an average of 0.6 per 20m² area. Find the probability that there are, a) no defect in a randomly selected 20m² area of the carpet. b) TWO (2) defects in a randomly selected 30m² area of the carpet.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
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Transcribed Image Text:QUESTION 3
In the manufacturing of a commercial carpet, several defects occur at random on the carpet design
at an average of 0.6 per 20m² area. Find the probability that there are,
a) no defect in a randomly selected 20m² area of the carpet.
b) TWO (2) defects in a randomly selected 30m² area of the carpet.
QUESTION 4
A beverage factory machine fills can with chocolate drink follows the normal distribution with a
mean weight of 155 grams and a standard deviation of 5 grams.
a) A can is selected at random. Find the probability that the can's weight less than 165 grams.
b) The company of this chocolate beverage decided to replace the filling machine if 12.3% of the
can is filled the minimum of x grams of chocolate drink. Find the value of x.
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