1. Sesh did a survey to find out how many phone calls a group of 40 students received in one hour. These are his results. [5 marks] 6 5 6 7 4 5 8 6 7 10
7 6 5 6 1 9 4 4 2 6
5 5 7 3 4 5 8 3 5 8
10 9 9 7 5 5 7 6 4 2

Copy and complete this tally table to organise the data.

Phone class Tally Frequency
1
2

i just took the test, the correct answer is .. 31.5 in.

x=half

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )