Question

The distribution of ages of 50 patients admitted to ER in the last 24 hours are...

The distribution of ages of 50 patients admitted to ER in the last 24 hours are given as follows:

Age

Frequency, f

5 up to 10

20

10 up to 15

15

15 up to 20   

10

20 up to 25

5

Total

50

1. The variable in this example is

2. The class interval in the frequency table is

3. The percentage cumulative frequency of the second class is

4. 70% of the patients are below what age?

5. The midpoint of the third class is

6. The number of patients admitted to ER with age above 15 years is

7.The proportion of patients with age between 10 and 20 years is

8.The cumulative frequency of the second class is

Math   Statistics-And-Probability   
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