Chapter 2, Problem 8RA

H1. Show all calculation and explain with details

Which code produces the same result as the one below? plt.plot(year, sales) plt.title('Sales by Year', fontsize=20) Select an answer: fig, axes = plt.subplots(nrows=1, ncols=1) axes.plot(year, sales) axes.set_title('Sales by Year', fontsize=20) fig, axes = plt.subplots(nrows=1, ncols=1) axes.plot(year, sales) plt.set_title('Sales by Year') plt.set_font(20) fig, axes = plt.subplots(nrows=1, ncols=1) axes.plot(year, sales) axes.set_font_and_title(20, 'Sales by Year') fig, axes = plt.subplots(nrows=1, ncols=1) axes.plot(year, sales) axes.title('Sales by Year') axes.font(fontsize=20)

dataset in picture Use the given dataset to perform the following using python: Name of dataframe (your reg_no+your_name) Import the given data set Find out its header and information Calculate the mean, median and mode of covid_deaths, covid_recoveries, and covid_cases Find out the total of covid affected cases(all three cases) in all countries Find out the total of covid related deaths in all countries Countries covid_deaths covid_recoveries covid_cases Pakistan 10000 520000 55000 India 12000 120000 130000 Bangladesh 14000 123000 120000 Srilanka 19000 213000 45000 Bhutan 12000 212 44000 Nepal 1000 9000 12300 Australia 80000 560000 32100 Singapore 2000 130000 12345 England 100000 320000 89765 USA 100000 890000 87898

in cell b13, create a formula using the vlookup function that looks up the value from cell a11 in the range a5:b7, returns the value in column 2, and specifies an exact match. copy the formula to cell e13.

Create a truth table that corresponds to the combinational function listed below.  1) F(X, Y, Z) is true when exactly one of the following is true: a) X is true b) Y is false and Z is true

use spaces provided

For the Excel file Closing Stock Prices,   apply both column and line sparklines to visualize the trends in the prices for each of the four stocks in the file.

Update the sample code below to prepare and parse the two different date formats in R Studio AU_Date_Format <- str(as.Date("Enter some date", format=AU_Date_Format)) str(as.Date("Enter some other date", format=AU_Date_Format)) US_Date_Format <- str(as.Date("Enter some date", format=US_Date_Format)) str(as.Date("Enter some other date", format=AU_Date_Format))

{0,1,2...n-1} with the multiple operator using mod n always form a field true or false