MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of these distributions is used for a testing hypothesis? |
| A. | Normal Distribution |
| B. | Chi-Squared Distribution |
| C. | Gamma Distribution |
| D. | Poisson Distribution |
| Answer» C. Gamma Distribution | |
| 2. |
The Variance of Chi Squared distribution is given as k. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
In a sample survey of public opinion answer to the question:1) Do you drink?2) Are you in favor of local option sale of Liquor Infer or not the local option on the sale of liquor is dependent on individual drinker? Find the value of X2 for degrees of freedom at level of significance 3.841. |
| A. | 0.957 |
| B. | 0.975 |
| C. | 0.759 |
| D. | 0.795View Answer |
| Answer» B. 0.975 | |
| 4. |
A faculty is interested in whether there is a relationship between gender and subject at his college. He tabulated some men and women on campus and asked them if their subject was Mathematics (M), Geography (G), and Science (S). What would be the expected frequency of women in Geography based on this table? |
| A. | 31.12 |
| B. | 11.32 |
| C. | 12.13 |
| D. | 13.12View Answer |
| Answer» E. | |
| 5. |
Suppose a person has 8 red, 5 green, 12 orange, and 15 blue balls. Test the null hypothesis that the colors of the balls occur with equal frequency. What is the Chi Square value you get? |
| A. | 5.6 |
| B. | 5.68 |
| C. | 5.86 |
| D. | 5.8 |
| Answer» E. | |
| 6. |
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? |
| A. | 12 |
| B. | 11 |
| C. | 20 |
| D. | 9 |
| Answer» D. 9 | |
| 7. |
Which Chi Square distribution looks the most like a normal distribution? |
| A. | A Chi Square distribution with 4 degrees of freedom |
| B. | A Chi Square distribution with 5 degrees of freedom |
| C. | A Chi Square distribution with 6 degrees of freedom |
| D. | A Chi Square distribution with 16 degrees of freedom |
| Answer» E. | |
| 8. |
What is the mean of a Chi Square distribution with 6 degrees of freedom? |
| A. | 4 |
| B. | 12 |
| C. | 6 |
| D. | 8 |
| Answer» D. 8 | |
| 9. |
Consider a set of 18 samples from a standard normal distribution. We square each sample and sum all the squares. The number of degrees of freedom for a Chi Square distribution will be? |
| A. | 17 |
| B. | 18 |
| C. | 19 |
| D. | 20 |
| Answer» C. 19 | |
| 10. |
A dice is tossed 120 times with the following results Test the hypothesis that the dice is unbiased (X2 = 11.7). Calculate the frequency observed for Chi Square distribution. |
| A. | Dice is unbiased, 11.3 |
| B. | Dice is biased, 12.9 |
| C. | Dice is unbiased, 10.9 |
| D. | Dice is biased, 12.3View Answer |
| Answer» C. Dice is unbiased, 10.9 | |