The following is a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution. Test vs when the sample has , , and with . Find the value of the standardized z-test statistic. Round your answer to two decimal places.

Complete Question

The following is a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution. Test vs when the sample has n 900 , and with . Find the value of the standardized z -test statistic. Round your answer to two decimal places.

The value is  

Step-by-step explanation:

Generally the standardized test statistics is mathematically represented as

=>  

=>  

=>  

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72

b. 2 and 4

step-by-step explanation: