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Question 2
A survey was conducted among 100 people about the amount that they paid on a monthly basis for their cellphone contracts. The person carrying out the survey calculated the estimated mean to be R309 per month. Unfortunately, he lost some of the data thereafter. The partial results of the survey are shown in the frequency … Read more
Question 1
The table below shows the monthly income (in rands) of 6 different people and the amount (in rands) that each person spends on the monthly repayment of a motor vehicle. 1.1 Determine the equation of the least squares regression line for the data. (3) 1.2 If a person earns R14 000 per month, predict the … Read more
Question 5
5.1.1 Write down the total loss, in rand, caused by fire during 2011. (2) 5.1.2 Calculate the mean total loss, in rand, caused by fires for the period 2010 to 2015. (3) 5.1.3 Identify the maximum number of fires for the period 2010 to 2015. (2) 5.1.4. Calculate the value of A, the fire loss as a percentage of … Read more