Mathematics 0580 · IGCSE · Averages and measures of spread

Averages and measures of spread — practice question

(a(i))[4]

Calculate an estimate for the mean.

(a(ii))[2]

Find the probability that this egg has a mass greater than 56 g. Give your answer as a fraction in its simplest form.

(b(i))[1]

Write the profit, correct to 2 significant figures.

(b(ii))[1]

Write the amount in standard form.

(c(i))[3]

Calculate the upper bound for the total number of eggs laid by all the hens in that year.

(c(ii))[2]

Calculate the lower bound for the difference in the number of hens between the two farms.

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