factorial of 4

The wage of a worker in a factory was $4.50 per hour in 1990 and it increased to $6.25 per hour in the year 1998. Find the percent of increase. => 49% or 34% or 44% or 39%..

In a cycle manufacturing factory, it is observed that chances that a cycle contains 0, 1, 2 defects is 0.88, 0.08, 0.04 respectively. If 16 cycles are chosen at random, then find the probability that 9 will have no defects, 4 have 1 defect and 3 have 2 defects. => [ 1 6 ! ( 9 ! ..

An automobile company has two factories, and each factory makes the same three models of car. At α = 0.05, find the test values F A , F B . Is there any difference in the mean mileage depending on the (i) factory (ii) type of model using a two-way ANOVA. [ A : ..

Revenues of a factory are shown in the table, where t represents time in years since 1998. Find the exponential model for the data. Years since 1998( t ) 0 1 2 3 4 Revenue in billion $ (R) 5 10.3 21.218 43.70908 90.040705 => R = 3.18(2.16) t or R = 5(2.16) t or R = 5(2.06) t or ..

Question: What is meant by global warming? Answer: Due to an unhealthy increase in the amount of green house gasses like CO 2 in the atmosphere, there in increase in the temperature of earth. This increase in temperature of earth is known as global warming. It is due to human activity l..

In a bolt factory 25%, 35% and 40% of the total is manufactured by machines A, B and C, out of which 5%, 4% and 2% are respectively defective. If the bolt drawn is found to be defective, what is the probability it is manufactured by the machine ..

Question: Convert the following into factorials: i) 5.6.7.8.9.10 ii) 4.6.8.10.12 Answer: i) ii) ..

Chemical Fertilizers - These are nutrient supplements for plants manufactured in fertilizer factories from chemicals. They are nutrient specific i.e., they may provide only nitrogen, only phosphorus or only potassium to the soil. They are often used when a particular nutrient is required ..

Chemical Fertilizers - These are nutrient supplements for plants manufactured in fertilizer factories from chemicals. They are nutrient specific i.e., they may provide only nitrogen, only phosphorus or only potassium to the soil. They are often used when a particular nutrient is required ..

Environmental legislation means laws for the protection of the environment. Some of the important environmental laws are 1) 1972 - UN conference on Human Environment held in Stockolm recommended that a) People should be educated about the cause of environmental deterioration and ways to check it. ..