# Some multiple choice questions in statistics

Question 1

1.
 What trutination would you neglect to use to trutination a nondirectional investigation theory?
 [removed] A. One-tailed trutination [removed] B. Two-tailed trutination [removed] C. Non-parametric trutination [removed] D. Frequency trutination

0.5 points

Question 2

1.

Approximately what percent of scores earn decline among one trutination deviation of the mean beneath the recognized incurvation?

 [removed] A. 14 [removed] B. 34 [removed] C. 68 [removed] D. 95

0.5 points

Question 3

1.

The appraise of endanger you are earning to seize that you earn discard the ineffectual theory when it is actually penny is denominated ____________.

 [removed] A. Statistical significance [removed] B. Type II error [removed] C. Type III error [removed] D. Power

0.5 points

Question 4

1.

If you posit a conformity betwixt two variables as substance settled (or privative), what emblem of trutination should you use?

 [removed] A. Two-tailed [removed] B. ANOVA [removed] C. One-tailed [removed] D. Cohen's d

0.5 points

Question 5

1.

What does your investigation inquiry succor to manage?

 [removed] A. Relationships [removed] B. Hypothesis [removed] C. Sampling error [removed] D. Average score

0.5 points

Question 6

1.

If the obtained rate is hither than the nice rate, what should you do?

 [removed] A. Reject the ineffectual theory [removed] B. Accept the ineffectual theory [removed] C. Set a remarkable p value [removed] D. Increase your exemplification

0.5 points

Question 7

1.
 What is the expression associated after a while how tame or sharp a classification appears?
 [removed] A. Ogive [removed] B. Skewness [removed] C. Kurtosis [removed] D. Variability

0.5 points

Question 8

1.

When describing a set of formal axioms, a investigationer should use which of the aftercited appraises of convenient scope?

 [removed] A. Mode [removed] B. Median [removed] C. Standard deviation [removed] D. Mean

0.5 points

Question 9

1.

When the exemplification precisely represents the population, the results of the consider are said to keep a tall appraise of _____________.

 [removed] A. reliability [removed] B. validity [removed] C. consistency [removed] D. generalizability

0.5 points

Question 10

1.

When farsighted the medium for a set of axioms after a while most-violent scores (eg. everyday pay), which appraise of convenient scope would be best used?

 [removed] A. mean [removed] B. median [removed] C. mode [removed] D. trutination error

0.5 points

Question 11

1.

Which of the aftercited is a appraise of how courteous a exemplification approximates the characteristics of a population?

 [removed] A. sampling accuracy [removed] B. sampling error [removed] C. sampling generalizability [removed] D. sampling consistency

0.5 points

Question 12

1.
 What expression is associated after a while scores that are at the most-violent ends of the classification?
 [removed] A. Variability [removed] B. Skew [removed] C. Outlier [removed] D. Percentile

0.5 points

Question 13

1.

Which of the aftercited provides you after a while a appraise of how courteous your exemplification approximates the population?

 [removed] A. Generalizability [removed] B. Population [removed] C. Hypothesis [removed] D. Sampling error

0.5 points

Question 14

1.

When are picturesque appraises most frequently used?

[removed]

A.

to define how frequently celebrity occurs

[removed]

B.

to designate if a exemplification is figurative of a population

[removed]

C.

[removed]

D.

 to designate the goods of an intervention

0.5 points

Question 15

1.

How are constructive statistics most frequently used?

 [removed] A. to delaydraw to the peculiarity of axioms collected [removed] B. to dispose and define axioms [removed] C. to create delaydrawences from the exemplification to the population [removed] D.

0.5 points

Question 16

1.
 What is the trutination gratifying percentage used by political, behavioral and educational statisticians to designate the likelihood of an result occurring due to luck?
 [removed] A. 1 percent [removed] B. 5 percent [removed] C. 95 percent [removed] D. 99 percent

0.5 points

Question 17

1.

What emblem of theory posits a distinction betwixt groups where the command is limited?

 [removed] A. Nondirectional theory [removed] B. Directional theory [removed] C. Research theory [removed] D. Null theory

0.5 points

Question 18

1.

Which raze of appraisement is careful barely after a while the characteristics of an fruit that fits into a predicament?

 [removed] A. ordinal [removed] B. interval [removed] C. rank [removed] D. nominal

0.5 points

Question 19

1.

What is the basis for the recognized incurvation and constructive statistics?

 [removed] A. mean [removed] B. asymptotic [removed] C. probability [removed] D. symmetry

0.5 points

Question 20

1.

Variability is a appraise of how fur separate scores contend from the ______________.