Statistical Data Analysis

Question 1

Answer 1

This may mislead readers thinking that the number of EVs manufactured in 2023 is at least twice the number manufactured in 2022 based on the height of size of the picture

Question 2

Answer 2

Brand C’s and Brand D’s sectors add up to 60%
but is shown as half of the pie chart (which
should be 50%).
OR
The total add up to 110% instead of 100%.

Recalculate/Check the percentages for Brand C
and Brand D so that the sectors of the pie chart
should be proportional to the actual percentage.

Question 3

Answer 3

Brand C’s and Brand D’s sectors add up to 60%
but is shown as half of the pie chart (which
should be 50%).
OR
The total add up to 110% instead of 100%.

Recalculate/Check the percentages for Brand C
and Brand D so that the sectors of the pie chart
should be proportional to the actual percentage.

Question 4

c

Answer 4

Question 5

c

Answer 5

Question 6

Answer 6

Question 7

Answer 7

Question 8

Answer 8

Question 9

Answer 9

Question 10

Answer 10

Question 11

Answer 11

Question 12

Answer 12

Question 13

Answer 13

Question 14

Answer 14

Question 15

Answer 15

Question 16

Answer 16

Question 17

Answer 17

Question 18

Answer 18

Question 19

Answer 19

Question 20

Answer 20

Question 21

Answer 21

Question 22

Answer 22

Question 23

Answer 23

Question 24

Answer 24

Question 25

Answer 25

Question 26

Answer 26

Question 27

Answer 27

Question 28

Answer 28