With reference to the above event, do a market research (online) to investigate the preferences of guests for dining at the specific theme dinner offered by you. Based on your findings, analyses as to what improvements you would like to incorporate for a more successful event in future. Write your research below
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Answer:
8) Marks obtained by two girls of VII A in final term exam (out of 100) as follows :
Subjects English Hindi Mathematics Science Social
Sunita 75 80 92 84 62
Vandhana 72 84 92 65 70
1) Draw a double bar graph to represent the following data.
2) Who did better in the examination
9) The number of hours of television programme watched on Sunday in 40 houses were as follows
9 5 4 3 4 4 9 9 8 9
9 5 10 9 10 10 10 4 9 6
7 9 5 9 9 8 6 7 9 6
6 5 9 9 8 7 8 10 10 9
1) Organise the following numbers in a tabular form.
2) Estimate the mean, median and mode of this distribution.
3) What is the range of the data?
10 ) A bag contains 3 red and 2 blue marbles. A marble is drawn at random. What is the
probability of drawing a blue marble.
11) A box of 600 electric bulbs contains 12 defective bulbs. One bulb is taken out at random from
this box. What is the probability that it is a non defective bulb ?
12) What is the probability of getting
(i) an even number
(ii) a multiple of 3
(iii) a number 3 or 4
(iv) an odd number
(v) a number between 3 and 6
Answer:
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