Question

exercise 4.5

1. price fluctuations of two Shares A and B are given below, which type of share has more relative variation in its price ?

price (R) share A :-

321,322,325,322, 324, 320,323,316,319,318.

2.the daily salary of administrative staff of two companies yieleded the following results :

company A

mean salary 600

standard d. 30
company B

means salary 2100

standard d. 84​

Answer 1

Answer:

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