Statistical Analysis with Software

This refers to the use of statistical techniques to extrapolate information from a smaller sample to make predictions and draw conclusions about a larger population.

• Descriptive Statistics

• Inferential Statistics

• T-test

• Hypothesis Testing

Which of the following cannot be used to determine the extent to which a distribution is normal?

• Histogram

• Standard Deviation

• Box Plot

• Normality Test

The researcher would decide how much difference between samples would be enough difference to be considered significant before the data are collected. What is this referred to?

• Confidence Interval

• Critical Value

• Significant Numbers

• Rejection Level

Which of the following cannot be used to determine the extent to which a distribution is normal?

• Histogram

• Standard Deviation

• Box Plot

• Normality Test

When running Shapiro-Wilk Test for a particular variable, what does a p value of 0.140 mean?

• There is a significant difference between two means

• There is NO significant difference between two means

• The variable is NORMALLY distributed

• The variable is NOT NORMALLY distributed

What parametric test is used to check if there is a significant difference in the Adversity Quotient when grouped according to Personality Type?

• Independent Samples T-test

• One Sample T-test

• Paired-Samples T-test

• Mann-Whitney U test

What non-parametric test is used to check if there is a significant difference in the Adversity Quotient when grouped according to Personality Type?

• Independent Samples T-test

• One Sample T-test

• Paired-Samples T-test

• Mann-Whitney U test

The school claims that the students Mathematics Proficiency level is high and that the students score is greater than 115. What parametric test is used to test this hypothesis?

• Independent Samples T-test

• One Sample T-test

• Paired-Samples T-test

• Mann-Whitney U Test

A researcher recruited a simple random sample of 20 college basketball players and measure each of their max vertical jumps. Then, he have each player use the training program for one month and then measure their max vertical jump again at the end of the month. What parametric test can be used to test is there is a significant difference in the max vertical jumps of the basketball players?

• Independent Samples T-test

• One Sample T-test

• Paired-Samples T-test

• Mann-Whitney U Test

When setting up a variable obtained using a Likert Scale. What measurement scale should be used?

• Nominal

• Ordinal

• Continuous

• ID