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Grouped Frequency Tables

Grouped Frequ...

Question

Grouped Frequency Table is used when you have lots and lots of data.

A

True

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B

False

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Solution

The correct option is A True

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Similar questions

Q. Convert the following data into grouped frequency table:

12, 1, 2, 3, 4, 4, 4, 5, 6, 3, 2, 1, 12, 4, 6, 7, 7, 4

Q. A histogram gives us precise data points as it is derived from a grouped frequency table.

Q. Fill In The Blanks

80 bulbs are selected at random from a lot and their life time (in hrs) is recorded in the form of following frequency table:

Life time (in hrs): 300 500 700 900 1000
Frequency : 10 12 23 25 10

One bulb is selected at random from the lot. The probability that its life is 1150 hours is __________.

Q. Prepare grouped frequency distribution table by using the data given in example 1.
(Use classes : 11 − 20, 21 − 30, 31 − 40, ....., 71 − 80)

Q. Choose the option that best fills in the blank:
You'd better drink lots of water when you go trekking _______ that you don't get dehydrated.

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