Intro - Mid - Quiz & Trivia

1. CONTENTS OF THE STUDY

Abstract

Keywords

Results

Introduction

ALL of the listed

2. P(T|D) is symbol of :

Test negative but have the disease

Test positive and have the disease

Test positive, but actually don't have the disease

والله الحين ناسي يا ولد

3. Which of the following NOT influenced by prevalence :-

PPV

Sensitivity

NPV

Specificity

Two answers are correct

4. Which of the following considered as importance of research:-

Helps practitioners make professional decisions

Provides information to policy groups to assist them

Polishes and refines our clinical practice

Serves the information needs to concerned public, professional, and private organization

All of the listed

5. in population screening, this symbol (D) refers to:-

People who tasted negative

People who don't have the disease

People who have the disease

People who tasted positive

6. one of the following can be used with illiterate

Using available information

Observing

Interviewing

Administering written questuonnaires

7. constraints influencing knowledge:

Diversity

Program variability

Public institutions

All above are true

8. the best describe of specificity is :-

The ability of the test to identify those who do NOT have the disease

The ability of the test to identify those who HAVE the disease

The test is positive but actually don't have the disease

Non of the listed

9. Is to be one-phase study rather than longitudinal a known term

Cohort-study

Cross sectional study

Logical study

All of the listed

10. Analytical involves all of the following except one:

Experimental

Review

Historical data

Philosophical

11. Observing involves all of the following except one

Watching

Recording behavior

Characteristics of living being and objective

Census data

12. When we divide students into two categories "males and females", This is an example of one of the sampling methods that mention here:

Convenience

Cluster

Stratified

Multi-stage

13. Questionnaire is a :

Research method

Measurement technique

Technique for data collection

Data analysis technique

14. IF THE VALUES are widely scattered , there is a dispersion .

Yes, and it is great dispersion

Yes , there is but it is not great dispersion

Yes , there is but it son great dispersion

The statement is totally false.

15. (T) symbol in population screening refers to

People who have the disease

People who don't have the disease

People who tested positive

People who tested negative

16. Which of the following is not a category that is used to distinguish between different types of variables ?

Nominal

Ordinal

Continuous

Analytical

17. The value which occurs most frequently

Mean

Mode

Median

Non of the above

18. What is the proportion between PPV and prevalence ?

Inverse proportion

Direct proportion

No relation between them

19. How to make varied representation

Smaller Samples + Organized selected

Bigger Samples + Organized selected

Smaller Samples + randomly selected

Bigger Samples + randomly selected

20. The difference between the mean of a researcher's sample and the mean of the population of the sample is known as the:

Parameter

Statistic

Sampling bias

Non of the above

21. Term refers to people who don't have the disease:-

Sensitivity

Specificity

Positive predictive value

Negative predictive value

22. A farmer applies different fertilizer to his cotton crops, to see which will make his plants grow the highest. What is the IV?

Different cotton crops

Height of plants.

Type of fertilizer

Growth of plants

23. Which of the following is non probability sampling?

Snowball

Random

Cluster

Stratified

24. The predictor variable is the variable that you change.

True

False

25. Statistics method for finding relationship between effects and output

Logistics

Discussion

Description

Non of the listed

26. The independent variable is the one you measure.

True

False

27. all of the following are characteristics of research except:-

Objectivity

Verification

Logical reasoning

Replicate studies

28. I use different types of weed killers on my lawn to see which one kills the most weeds. What is the DV?

Amount of weeds killed

Types of weed killers

Types of weeds

Most weeds

29. Your boss ( to be fair ) randomly assigned everyone an extra 2 hours work on Friday between 3 PM and 9 PM What's the chance you get Saturday between 3 and 5 p.m

12.5%

25%

0%

50%

30. In a study about headaches, doctors gave patients Aleve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication to work. What is the DV?

Types of pain relievers

Amount of time until pain was relieved

Headaches

Amount of medication

31. is a measure use to compare the dispersion in two sets of data which is independent of the unit of the measurement.

CV

S^2

SD

×

32. The area under the standard normal curve between Z=0 & Z=1 is .... the area under the normal curve between Z=1 & Z=2

Less than

Greater than

Equal to

Non of the above

33. I use different types of weed killers on my lawn to see which one kills the most weeds. What is the IV?

Amount of weeds killed

Types of weeds

Type of weed killer

Most weeds

34. A farmer applies different fertilizer to his cotton crops, to see which will make his plants grow the highest. What is the dependent variable?

Type of fertilizer

Height of plants

Growth of plants

Different cotton crops

35. How many independent variables can you have in an experiment?

1

As many as you want

2

3

36. Here is a sample that's size = 10 The mean is........, number of modes ......., and it equals ......

X’=13 , 2 , 28

μ = 36.6 , 1 , 28

μ = 36.6 , 2 , 28

X’ = 36.6 , 1 , 28

37. Which of the following includes examples of quantitative variables?

Age, temperature, height

Grade point average, anxiety level, reading performance

Gender, religion, ethnic group

Two answers are correct

38. Which is a null hypothesis

Population mean ≠ sample mean

Sample mean > Population mean

Population mean < Sample mean

Population mean <= Sample mean

39. Measure of variability

Mean

Probability

Two answers are correct

Dispersion

40. In a study about headaches, doctors gave patients Aleve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication to work. What is the IV?

Amount of time until pain was relieved

Headaches

Amount of medication

Types of pain reliever

41. Which of the following consider as a primary source of information:

Using available information

Observing

Interviewing

Administering written questuonnaires

42. Bonus Question :) The one that got the most number of votes at the last College elections

Alaa AL-Khatib

Maram Shehab

Hamza Abuktaish

I told you, it’s a bonus question :)

43. In a statistical test of hypothesis, what happens to the rejection region when alpha, the level of significance, is increased from 0.001 to 0.05

The answer depends on the value of Beta

The rejection region is reduced in size

The rejection region is increased in size

The rejection region is unaffected

44. A researcher is conducting an experiment to evaluate a treatment that is expected to reduce blood pressure for individuals in a group of patients who are known to have blood pressure mean of 80 the result will be examined using a two-tailed hypothesis test. Which of the following is the correct statement of the null hypothesis ?

Population mean = Sample mean

Sample mean > Population mean

Population mean < Sample mean

Population mean ≠ Sample mean

45. A result is called statistically significant whenever

The null hypothesis is true

The alternative hypothesis is true

The alpha is more than 0.05

The p-value is 0.5

Intro - Mid

1. CONTENTS OF THE STUDY

2.

What first name or nickname would you like us to use?

2. P(T|D) is symbol of :

3. Which of the following NOT influenced by prevalence :-

4. Which of the following considered as importance of research:-

5. in population screening, this symbol (D) refers to:-

6. one of the following can be used with illiterate

7. constraints influencing knowledge:

8. the best describe of specificity is :-

9. Is to be one-phase study rather than longitudinal a known term

10. Analytical involves all of the following except one:

11. Observing involves all of the following except one

12. When we divide students into two categories "males and females", This is an example of one of the sampling methods that mention here:

13. Questionnaire is a :

14. IF THE VALUES are widely scattered , there is a dispersion .

15. (T) symbol in population screening refers to

16. Which of the following is not a category that is used to distinguish between different types of variables ?

17. The value which occurs most frequently

18. What is the proportion between PPV and prevalence ?

19. How to make varied representation

20. The difference between the mean of a researcher's sample and the mean of the population of the sample is known as the:

21. Term refers to people who don't have the disease:-

22. A farmer applies different fertilizer to his cotton crops, to see which will make his plants grow the highest. What is the IV?

23. Which of the following is non probability sampling?

24. The predictor variable is the variable that you change.

25. Statistics method for finding relationship between effects and output

26. The independent variable is the one you measure.

27. all of the following are characteristics of research except:-

28. I use different types of weed killers on my lawn to see which one kills the most weeds. What is the DV?

29. Your boss ( to be fair ) randomly assigned everyone an extra 2 hours work on Friday between 3 PM and 9 PM What's the chance you get Saturday between 3 and 5 p.m

30. In a study about headaches, doctors gave patients Aleve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication to work. What is the DV?

31. is a measure use to compare the dispersion in two sets of data which is independent of the unit of the measurement.

32. The area under the standard normal curve between Z=0 & Z=1 is .... the area under the normal curve between Z=1 & Z=2

33. I use different types of weed killers on my lawn to see which one kills the most weeds. What is the IV?

34. A farmer applies different fertilizer to his cotton crops, to see which will make his plants grow the highest. What is the dependent variable?

35. How many independent variables can you have in an experiment?

36. Here is a sample that's size = 10 The mean is........, number of modes ......., and it equals ......

37. Which of the following includes examples of quantitative variables?

38. Which is a null hypothesis

39. Measure of variability

40. In a study about headaches, doctors gave patients Aleve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication to work. What is the IV?

41. Which of the following consider as a primary source of information:

42. Bonus Question :) The one that got the most number of votes at the last College elections

43. In a statistical test of hypothesis, what happens to the rejection region when alpha, the level of significance, is increased from 0.001 to 0.05

45. A result is called statistically significant whenever