Question

A nutritionist need to study the daily protein intake of a client (during 3 week period), present in different food items and the data collected by him is as follows:

32, 21, 12, 43, 16, 48, 56, 24, 40, 45, 34, 11, 43, 33, 25, 34, 55, 32, 22, 20, 42




Making 6 class intervals for the range, the length of each interval would approximately be _______.
Select one:
a. 5
b. 8
c. 10
d. 4

Starting to make the intervals from 10.5 and ending at 58.5, each interval being of length 8 units, how many intervals would exist?
Select one:
a. 6
b. 4
c. 7
d. 5

Frequency of second interval 18.5 to 26.5 is _______.
Select one:
a. 1
b. 5
c. 4
d. 3

Frequency of second interval 18.5 to 26.5 is _______.
Select one:
a. 1
b. 5
c. 4
d. 3

Frequency of the last interval 50.5 to 58.5 is _______.
Select one:
a. 5
b. 2
c. 4
d. 3

Answer 1

b.

c.

a.

b.

c.

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