June 2020 assignment NMIMS Calculate the skewness and Kurt

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Decision Science

1. Identify the type of the variable in the following table
TABLE GIVEN BELOW


2. Following data of performance scores is available of employees working with a company. You are required to perform the following:
a. Make the frequency distribution, Calculate the frequency and the Cumulative frequency
b. Calculate the mean, median, quartiles and Mode
c. Calculate the variance and the standard deviation Table: Performance score of the employees:
TABLE BELOW

3. a. In continuation with the data of performance scores of employees in previous example, perform the following: a. Calculate the range and interquartile range
b. Calculate the z scores
c. Calculate the skewness and Kurtosis (using excel)
d. Comment on the distribution of the data (5 Marks)

3. b. In continuation with the data of performance scores of employees in previous example, perform the following:
a. Make the histogram
b. Plot the box-plot diagram
c. Plot the frequency polygon
d. Plot the O give diagram (5 Marks)
For answersheets contact
[email protected]
+91 95030-94040