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Question 3 — IGCSE 0580 Oct/Nov 2024 Paper 41

Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Statistics · Grouped data. Worth 8 marks.

StatisticsGrouped data8 marksExtendedCalculatorPaper 41Oct/Nov 2024
Open in interactive question bank →IGCSE Mathematics 0580 Oct/Nov 2024 Paper 41 Question 3 – Statistics, Grouped data, 8 marks

Question text

3 (a) The table shows the waiting times for 120 patients at a medical centre. Waiting time 0 1 t G 10 10 1 t G 20 20 1 t G 40 40 1 t G 50 50 1 t G 80 (t minutes) Frequency 2 46 33 26 13 Calculate an estimate of the mean waiting time. .......................................... min [4] (b) The histogram shows some information about the waiting times at a different medical centre. 2 1.5 Frequency density 1 0.5 0 t 0 10 20 30 40 50 60 70 80 Waiting time (minutes) The total number of patients is 90 and no patient waits for more than 80 minutes. Complete the histogram for the patients that have a waiting time between 10 and 30 minutes. [4] (cid:300)(cid:215)(cid:266)(cid:174)(cid:288)(cid:180)(cid:237)(cid:200)(cid:245)(cid:207)(cid:298)(cid:197)(cid:266)(cid:221)(cid:250)(cid:183)(cid:256)(cid:215) [Turn over © UCLES 2024 (cid:300)(cid:228)(cid:188)(cid:244)(cid:209)(cid:293)(cid:239)(cid:249)(cid:205)(cid:239)(cid:247)(cid:240)(cid:285)(cid:192)(cid:200)(cid:236)(cid:287)(cid:258) 0580/41/O/N/24 (cid:293)(cid:197)(cid:213)(cid:213)(cid:181)(cid:277)(cid:197)(cid:277)(cid:293)(cid:245)(cid:213)(cid:261)(cid:197)(cid:245)(cid:261)(cid:181)(cid:197)(cid:213) M SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD * 0000800000006 * 6 (cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:7)(cid:44) NIGRAM

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