Question

A researcher was once criticized for falsifying data. Among his data were figures obtained from 7 groups of mice, with 20 individual mice in each group. These values were given for the percentage of successes in each group: 53%, 58%, 63%, 46%, 48%, 67%, 54%. What's wrong with those values? Choose the correct answer below O A. O B. O C. D. All percentages of success should be multiples of 5. The given percentages cannot be correct. All percentages of success should be multiples of 7. The given percentages cannot be correct. All percentages of success should be multiples of 40. The given percentages cannot be correct. All percentages of success should be multiples of 20. The given percentages cannot be correct. 14

Answer 1

Given that each group has 20 individual mice

The Percentage of each mouse represent in each group is =(1/20) *100% =5%

So all the percentage of success should be multiple of 5

${\color{Red} Hence }$${\color{Red} Option }$${\color{Red} A }$  ${\color{Red} is }$  ${\color{Red}Correct }$