DATA ANALYSIS (with solution) 1. If 50% of the automobile sold by an agency are equipped with diesel engines, find the formula for the probability distribution of the number of diesel models among the next 4 cars sold by this agency.

Q: You have your ear against a new speaker when it emits a sounds with an intensity of 160 decibels

A: 1)Sounds below 70db don't cause any hearing damage.   2) Beyond 70db sounds isn't good for your ears…

Q: mountain climber descends at a rate of 20 meters per second. how far will he bescend after 6 second

A:

Q: A wolf and a bear leave from the same point at the same time. The wolf goes east at 12 feet per…

A: Given: Speed of wolf=12feet/sec Speed of bear=5feet/sec

Q: A weather forecaster says the temperature is changing at a rate of -8 per hour. At this rate , how…

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Q: If the population of a city has been increasing at the rate of 10%. The present population of the…

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Q: The altitude of a triangle is increasing at a rate of 2.5 centimeters/minute while the area of the…

A: The objective is to find the rate at which base of the triangle is changing when altitude is 10…

Q: Emerson struck out 112 times in 350 at-bats. Find the percent of strike outs per at-bats.

A: If an event occurs N times and a subset of this event occurs say M times then the fraction of times…

Q: Two people start walking from the same point. One walks south at 3 miles per hour and the other…

A:

Q: The number of infected people in a population grows by 8% per day and those who become infected…

A: Solution-: Given: Infected people grow per day r=0.08 (8%) Initially infected people=a=8 , x=45 We…

Q: Now look at the variable DIFFERENCE in the data file “Fuel Efficiency.” If there is no difference…

A: Fill-Up No. Computer Driver Difference   1 41.5 36.5 5   2 50.7 44.2 6.5   3 36.6 37.2 -0.6…

Q: A missile flies 40 miles in 20 minutes. Calculate the missile’s rate of change

A:

Q: 33x33%3D35× 3X

A: 33 x 33 =35 x 3x

Q: A culture of bacteria increases by 100% every 24 hours. If the original culture contains 1 million…

A: Given, that the original culture contains  million bacteria .The bacteria population increases by…

Q: The length of a rectangle is increasing at a rate of 5 meters per hour and the width is decreasing…

A: The length of a rectangle is 11 meters and the width is 20 meters. The length is increasing at a…

Q: The altitude of a triangle is increasing at a rate of 3 centimeters/minute while the area of the…

A: Find the base where area and altitude is already given, then the formula of the area of a triangle…

Q: If each side of the square is increased by 25 % find the percentage change in its area

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Q: If Ahmet travels half of the road at 90 km/h in 1 hour and the remaining half at 60 km/h, his…

A:

Q: A new truck depreciates continuously at a rate of 15%. The truck's value in June 2015 when it was…

A: The purchase value of the truck in June 2015=$40000    Depriciation rate=15%=0.15 So, r=-0.15 Time…

Q: A snail moves at the speed of 2.39 inches per minute.if the snail keeps moving at this rate,how many…

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Q: The population of a city increased from 23,400 to 28,800 between 2016 and 2020. Find the rate of…

A: The objective of this question is to find the rate of change of the population of a city between the…

Q: As the average speed increases, what happens to the number of hours that it takes to bike the 20…

A: Average Speed = total distance travelled / total time taken

Q: The altitude of a triangle is increasing at a rate of 1.5 centimeters/minute while the area of the…

A: INTRODUCTION: The total area that is bounded by a triangle's three sides is referred to as the…

Q: Solve. log, x + logo (x + 5) = 2 O x = -4, x = 9 O x = 4 O x = 9 O x = 4, x = -9

A: Use the properties of lograthim and form the equation into quadratic than Factories to solve.