T Test- KIT BIO TECH

Identify the statistical test used to test the mean of two independent groups

• Paired T Test

• One sample T Test

• Independent T sample test

• Z test

The manager of ABC Company wishes to test the effectiveness of two methods for training new account executives. The company selects 22 trainees, who are randomly divided into two experimental groups. One receives type A and the other type B training. The trainees are then assigned and managed without regard to the training they have received. At the year’s end, the manager reviews the performances of employees in these groups.Suggest a suitable statistical test to the Manager to assess effectiveness of training program.

• Paired T Test

• One sample T Test

• Independent T sample test

• Z test

A proposition or a statement formulated for empirical testing is referred as

• Descriptive statement

• Hypothesis

• Statical test

• Null and Alternate Hypothesis

With a sample of 100 vehicles, the researcher is interested to test the fact that the mean miles per gallon for the car is 52.5 mpg. identify suitable null hypothesis for the given problem .

• H0: Mean = 50 miles per gallon (mpg)

• H1: Mean = 50 miles per gallon (mpg)

• H0: Mean >= 50 miles per gallon (mpg)

• H0: Mean >= 50 miles per gallon (mpg)

A Researcher always interested to proof

• Null Hypothesis

• alternate Hypothesis

• P value

• None of the above