# Data analysis in SPSS

Not what you're looking for?

There are 5 questions and 1 SPSS problem attached.

Please include in detail your responses.

1. Name six virtues and characteristics of problems and hypothesis.

2. Name some tips for identifying and developing formal research problems.

3. Describe the difference between Qualitative and Quantitative research.

4. Define the following:

a. Reliability

b. Validity

c. Sampling

d. Descriptive statistics

e. Inferential statistics

f. Sampling bias

g. Internet

h. Intranet

i. Confidence interval

j. Hypothesis test

k. Regression

l. Correlation

m. Analysis of variance

5. Here are measurements (in millimeters) of a critical dimension for 16 auto engine crankshafts.

224.12, 224.001, 224.017, 223.982, 223.989, 223.961, 223.96, 224.089, 223.987, 223.976, 223.902, 223.98, 224.098, 224.057, 223.913, 223.999

The dimension is supposed to be 224 mm and the variability of the manufacturing process is unknown. Is there evidence that the dimension is not 224 mm? State H0 and Ha and carry out a t test. You must include SPSS output in your response. What do you conclude (which hypothesis do you support)?

##### Purchase this Solution

##### Solution Summary

The solution provides step by step method for the calculation of t test in SPSS. Formula for the calculation and Interpretations of the results are also included.

##### Purchase this Solution

##### Free BrainMass Quizzes

##### Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.