2.1 Qs 5-9 Interpreting numerical reasoning data

The downloadable Excel file contains a set of scores for 30 candidates who have completed a numerical reasoning (NR) test.  Please complete the columns for mean (x̄), NR score – x̄, and the difference squared and upload your completed spreadsheet.  Keep a copy of your completed spreadsheet handy as you will need to refer to it for later questions in this quiz. 2.1 Q5 downloadable data

Using the dataset from the previous question and the downloadable frequency table template, please complete a frequency table for the total dataset for numerical reasoning raw scores.  Instructions are provided in the downloadable template.  Please upload your completed frequency table.2.1 Q6 Downloadable data frequency table

You just created a frequency table for the total data set for numerical reasoning raw scores.  Is this a normal distribution?

Again, using the downloadable frequency table and the dataset from earlier, please complete a frequency table for the numerical reasoning scores for females.  Please upload your completed frequency table.  2.1 Q6 Downloadable data frequency table

What is the median of the female numerical reasoning raw scores?

What do you notice about this distribution?

Using the 30 numerical reasoning raw scores dataset and the downloadable frequency table, please complete a frequency table for the male dataset for numerical reasoning raw scores.  Please upload your completed frequency table. 2.1 Q6 Downloadable data frequency table

What is the mode of the male numerical reasoning raw scores?

What do you notice about this distribution?

Using the numerical reasoning dataset from earlier, work out to the nearest whole number the mean male numerical reasoning raw score.

Using the numerical reasoning dataset from earlier, work out to the nearest whole number the mean female numerical reasoning raw score.

Using the numerical reasoning dataset from earlier, what is the sum of squares for the whole dataset to the nearest whole number?

Using the numerical reasoning dataset from earlier, what is the standard deviation for the whole dataset to the nearest whole number?  (Please keep this number to hand as you will need it in later quizzes).