Form 2 Math Quiz 12.1

The table shows the age of a group of people in Taman Dahlia.

Calculate the mean age, in year.

• 11.6

• 13.6

• 15.6

• 20.0

The data shows the daily pocket money received by 10 students, in RM.

10, 5, 4, 2, 5, 10, 5, 4, 3, 12

Calculate the mode of the data.

• RM 5

• RM 10

• RM 12

• RM 14

The table shows the price of food at a restaurant.

Find the median.

• RM 2.00

• RM 4. 00

• RM 5. 00

• RM 6.00

The table shows the time taken by a group of students for tuition in a week.

Calculate the mean of time taken by a student.

• 2 hours

• 6.5 hours

• 7.4 hours

• 8.2 hours

Given the median of set data a, b, c, d, e and f is 15. When each of the value in the set is added by 5 and then multiplied by 2, the median for the new data set is

• 5

• 20

• 30

• 40

The following shows the height, in cm, of 8 teachers in a school.

159, 156, 151, 155, 165, 195, 157, 162

Which of the following measures central of tendencies

is suitable to explain the distribution of the height of the teachers?

• Mode

• Mean

• Median

Given the mean of a set of data, 5,10,7,11,4 and p is 9. Find the value of p.

• 17

• 15

• 13

• 11

The table shows the number of goals scored by a netball team in a competition.

The mode of the number of goals scored by the team is 6.

Which of the following is not a possible value of q?

• 0

• 7

• 5

• 8

The mean mass of 40 baskets of durians is 80 kg. 4 baskets of durians with 64kg each have been sold. Calculate the mean mass of the remaining durians.

• 73.60 kg

• 81.78 kg

• 87.00 kg

• 87.11 kg

State the modal class of the frequency table.

• 2.5 - 2.9

• 3.0 - 3.4

• 4.0 - 4.4

• 5.0 - 5.4