two factorial

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..

A factory produces two types of similar rectangular rods. The width and height of the first type of rod are 3 ft and 8 ft. The width of the second type of rod is 15 ft. Find the height of the second type of rod. => 16 ft or 8 ft or 40 ft or 24 ft..

There are 78 workers for every 12 machines in a factory. What is the ratio of the number of machines to workers? => 2 : 13 or 13 : 2 or 1 : 13 or 13 : 1..

A Factory produces two types of toys A and B with the help of two machines I and II. The two machines I and II can not be used for not more than 1 1 2 hours each to manufacture the toys. The toy A requires 1 minute of machine I and 2 minut..

In a factory manufacturing umbrellas, it was found that 90% of packages (containing 100 umbrellas each) did not have any defective umbrellas, 5% contained 1 defective unit each and 3% contained 2 defective units each and 2% contained 3 defective units. Find the mean, v..

In a blub factory, 1000 bulbs were checked. Out of which 50 were found to be defective. What is the experimental probability a blub is defective? => 6% or 5% or 15% or 2%..

A manufacturer claims that the rods manufactured in their factory have a diameter of 8.5 cm. A random sample of 80 similar iron bars were tested and found that the mean diameter is 8.43 cm and the variance is 0.032 cm 2 . Is there enough evidence to conclude that the diameter of..

The table shows the number of workers of different categories in a factory. Which of the circle graphs best suits the data in the table? A B C D 55% 22% 10% 13% => Figure 1 and Figure 2 or Figure 2 or Figure 1 or None of the above..

The growth of the minimum hourly wage in a factory from 1940 to 1990 is shown in the table. Find the longest period for which the minimum wage remained constant. Year 1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 Minimum hourly wage (in $) 0.3 0.3 0.75 0.75 1.00 1.25 1.60 2h..

Pulleys are used in everyday life. They are used in factories for lifting loads, in hoisting flags, in drawing curtains in theatres, in lifts, in drawing water from well etc. There are two types of pulley systems, i.e., fixed pulleys and movable pulley..