Question

A steel company manufactures and assemblen desks and other office equipment af several plants in a particular country
The weekly production of the desks of Model At Plant-I hus mean of 200 and a standard deviation of 16. Recently,
due to market expansion, new production methods have been introduwed and new employees hired. The vice president
of manufacturing would like to investigate whether there has been a change in the weekly production of the desks of
Model A. To put it another way, is the mean number of desks produced at Plant-I different from 200 at the 0.05
semicance level. The mean number of donker proced Inst yeur (50 weeks, because the plant was shut down 2 week
for maneration is 203.5. On the basis of the above result should the vice president conclude that the there has been a
chunge in the weekly production of the desks or Model A.​

Answer 1

Step-by-step explanation:

Characteristics of Class Amphibia

These can live both on land and in water.

They are ectothermic animals, found in a warm environment.

Their body is divided into head and trunk. ...

The skin is smooth and rough without any scales, but with glands that make it moist.

They have no paired fins.