QUANTITATIVE METHODS MBA

A die is rolled once. What is the probability that the result is less than 3 ?

• 1/2

• 1/3

• 1/4

• 1/6

What symbol is used to represent chi-square?

• χ²

• F

• R

• P

A bag contains 80 chocolates. This bag has 4 different colors of chocolates in it. If all four colors of chocolates were equally likely to be put in the bag, what would be the expected number of chocolates of each color?

• 12

• 11

• 20

• 40

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean
• Median
• Mode
• Range

Two unbiased coins are tossed. What is the probability of getting at most one head?

• 1/2

• 2/3

• 3/4

• 1

A statement made about a population for testing purpose is called?

• Statistic

• Level of Significance

• Hypothesis

• Test-Statistic

If the null hypothesis is false then which of the following is accepted?

• Null Hypothesis

• Positive Hypothesis

• Negative Hypothesis

• Alternative Hypothesis

The probability of Type 1 error is referred as?

• 1-α

• α

• β

• 1-β

In a test when a Null Hypothesis is rejected for a True Alternative Hypothesis then it has ____________

• Type 1 error

• Many errors

• Type 2 error

• No error

What do ANOVA calculate?

• Chi square

• F ratios

• R ratios

• Z-scores